<?xml version="1.0" encoding="US-ASCII"?>
<!-- DFIN Xcelerate Taxonomy Labels Linkbase - https://www.dfinsolutions.com/ -->
<!-- Version: 6.23.6 -->
<!-- Round: 8 -->
<!-- Creation date: 2019-04-03T20:20:07Z -->
<!-- Copyright (c) 2019 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AccumulatedDepreciationAndAmortisationMember_lbl" xml:lang="en-US" id="id_14233982_3416976_1_1">Accumulated depreciation and amortisation [member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AccumulatedImpairmentMember_lbl" xml:lang="en-US" id="id_14233982_3416755_1_1">Accumulated impairment [member]</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AdditionalNumberOfSharesGrantedFollowonOffering" xlink:label="asnd_AdditionalNumberOfSharesGrantedFollowonOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AdditionalNumberOfSharesGrantedFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468799_3_1">Additional number of shares granted follow-on offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AdditionalNumberOfSharesGrantedFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468799_1_1">Additional number of shares granted follow-on offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AdditionalNumberOfSharesGrantedFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468799_2_1">Additional number of shares granted follow-on offering</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdditionalRecognitionGoodwill" xlink:label="ifrs-full_AdditionalRecognitionGoodwill"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdditionalRecognitionGoodwill_lbl" xml:lang="en-US" id="id_14233982_3417220_1_1">Additional recognition, goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdditionalRecognitionGoodwill_lbl" xml:lang="en-US" id="id_14233982_3417220_2_1">Additions</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3416549_1_1">Additions other than through business combinations, property, plant and equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3416549_2_1">Additions</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables_lbl" xml:lang="en-US" id="id_14233982_3416556_1_1">Adjustments for decrease (increase) in other operating receivables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables_lbl" xml:lang="en-US" id="id_14233982_3416556_2_1">Other receivables</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable_lbl" xml:lang="en-US" id="id_14233982_3416558_1_1">Adjustments for decrease (increase) in trade accounts receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable_lbl" xml:lang="en-US" id="id_14233982_3416558_2_1">Trade receivables</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForDepreciationExpense" xlink:label="ifrs-full_AdjustmentsForDepreciationExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForDepreciationExpense_lbl" xml:lang="en-US" id="id_14233982_3416560_1_1">Adjustments for depreciation expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForDepreciationExpense_lbl" xml:lang="en-US" id="id_14233982_3416560_2_1">Depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForDepreciationExpense" xlink:to="ifrs-full_AdjustmentsForDepreciationExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncome" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncome_lbl" xml:lang="en-US" id="id_14233982_3416567_1_1">Adjustments for increase (decrease) in deferred income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncome_lbl" xml:lang="en-US" id="id_14233982_3416567_2_1">Contract liabilities (deferred income)</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits_lbl" xml:lang="en-US" id="id_14233982_3443350_3_1">Adjustments for increase decrease in operating lease deposits .</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits_lbl" xml:lang="en-US" id="id_14233982_3443350_1_1">Adjustments For Increase Decrease In Operating Lease Deposits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits_lbl" xml:lang="en-US" id="id_14233982_3443350_2_1">Deposits</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AdjustmentsForIncreaseDecreaseInPrepayments" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInPrepayments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInPrepayments_lbl" xml:lang="en-US" id="id_14233982_3444795_3_1">Adjustments for Increase Decrease in Prepayments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInPrepayments_lbl" xml:lang="en-US" id="id_14233982_3444795_1_1">Adjustments for Increase Decrease in Prepayments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AdjustmentsForIncreaseDecreaseInPrepayments_lbl" xml:lang="en-US" id="id_14233982_3444795_2_1">Prepayments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AdjustmentsForIncreaseDecreaseInPrepayments" xlink:to="asnd_AdjustmentsForIncreaseDecreaseInPrepayments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_lbl" xml:lang="en-US" id="id_14233982_3416571_1_1">Adjustments for increase (decrease) in trade and other payables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_lbl" xml:lang="en-US" id="id_14233982_3416571_2_1">Trade payables and other payables</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract_lbl" xml:lang="en-US" id="id_14233982_3417013_1_1">Adjustments to reconcile profit (loss) [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract_lbl" xml:lang="en-US" id="id_14233982_3417013_2_1">Adjustments for:</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AdjustmentsForSharebasedPayments" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments_lbl" xml:lang="en-US" id="id_14233982_3417014_1_1">Adjustments for share-based payments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments_lbl" xml:lang="en-US" id="id_14233982_3417014_2_1">Share-based payment</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AggregatedTimeBandsMember" xlink:label="ifrs-full_AggregatedTimeBandsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AggregatedTimeBandsMember_lbl" xml:lang="en-US" id="id_14233982_3417242_1_1">Aggregated time bands [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AggregatedTimeBandsMember_lbl" xml:lang="en-US" id="id_14233982_3417242_2_1">Aggregated time bands [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AggregatedTimeBandsMember" xlink:to="ifrs-full_AggregatedTimeBandsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3468354_3_1">Aggregate number of other equity instruments cancelled in sharebased payment arrangement.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3468354_1_1">Aggregate number of other equity instruments cancelled in sharebased payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3468354_2_1">Aggregate number of other equity instruments cancelled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement" xlink:to="asnd_AggregateNumberOfOtherEquityInstrumentsCancelledInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AggregateNumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432402_3_1">Aggregate number of other equity instruments outstanding in share-based payment arrangement.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432402_1_1">Aggregate Number of other equity instruments outstanding in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AggregateNumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432402_2_1">Warrant outstanding</label>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US" id="id_14233982_3416806_1_1">Amendment Flag</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AmericanDepositorySharesMember" xlink:label="asnd_AmericanDepositorySharesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AmericanDepositorySharesMember_lbl" xml:lang="en-US" id="id_14233982_3485796_3_1">American depository shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AmericanDepositorySharesMember_lbl" xml:lang="en-US" id="id_14233982_3485796_1_1">American depository shares [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AmericanDepositorySharesMember_lbl" xml:lang="en-US" id="id_14233982_3485796_2_1">ADSs [member]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember" xlink:label="ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember_lbl" xml:lang="en-US" id="id_14233982_3417048_1_1">Announcing or commencing implementation of major restructuring [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember_lbl" xml:lang="en-US" id="id_14233982_3417048_2_1">Announcing or commencing implementation of major restructuring [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember" xlink:to="ifrs-full_AnnouncingOrCommencingImplementationOfMajorRestructuringMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ApplicableTaxRate" xlink:label="ifrs-full_ApplicableTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ApplicableTaxRate_lbl" xml:lang="en-US" id="id_14233982_3417268_1_1">Applicable tax rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ApplicableTaxRate_lbl" xml:lang="en-US" id="id_14233982_3417268_2_1">Applicable tax rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ApplicableTaxRate" xlink:to="ifrs-full_ApplicableTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaBoneDiseaseASMember" xlink:label="asnd_AscendisPharmaBoneDiseaseASMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaBoneDiseaseASMember_lbl" xml:lang="en-US" id="id_14233982_3481635_3_1">Ascendis Pharma bone disease AS.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaBoneDiseaseASMember_lbl" xml:lang="en-US" id="id_14233982_3481635_1_1">Ascendis Pharma Bone Disease AS [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaBoneDiseaseASMember_lbl" xml:lang="en-US" id="id_14233982_3481635_2_1">Ascendis Pharma Bone Diseases A/S [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaBoneDiseaseASMember" xlink:to="asnd_AscendisPharmaBoneDiseaseASMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaEndocrinologyDivisionASMember" xlink:label="asnd_AscendisPharmaEndocrinologyDivisionASMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaEndocrinologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481634_3_1">Ascendis Pharma endocrinology division AS.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaEndocrinologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481634_1_1">Ascendis Pharma Endocrinology Division AS [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaEndocrinologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481634_2_1">Ascendis Pharma Endocrinology Division A/S [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaEndocrinologyDivisionASMember" xlink:to="asnd_AscendisPharmaEndocrinologyDivisionASMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaGmbHMember" xlink:label="asnd_AscendisPharmaGmbHMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaGmbHMember_lbl" xml:lang="en-US" id="id_14233982_3481638_3_1">Ascendis Pharma GmbH.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaGmbHMember_lbl" xml:lang="en-US" id="id_14233982_3481638_1_1">Ascendis Pharma GmbH [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaGmbHMember_lbl" xml:lang="en-US" id="id_14233982_3481638_2_1">Ascendis Pharma GmbH [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaGmbHMember" xlink:to="asnd_AscendisPharmaGmbHMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaGrowthDisordersASMember" xlink:label="asnd_AscendisPharmaGrowthDisordersASMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaGrowthDisordersASMember_lbl" xml:lang="en-US" id="id_14233982_3481636_3_1">Ascendis Pharma growth disorders AS.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaGrowthDisordersASMember_lbl" xml:lang="en-US" id="id_14233982_3481636_1_1">Ascendis Pharma Growth Disorders AS [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaGrowthDisordersASMember_lbl" xml:lang="en-US" id="id_14233982_3481636_2_1">Ascendis Pharma Growth Disorders A/S [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaGrowthDisordersASMember" xlink:to="asnd_AscendisPharmaGrowthDisordersASMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaIncMember" xlink:label="asnd_AscendisPharmaIncMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaIncMember_lbl" xml:lang="en-US" id="id_14233982_3481639_3_1">Ascendis Pharma, Inc..</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaIncMember_lbl" xml:lang="en-US" id="id_14233982_3481639_1_1">Ascendis Pharma, Inc. [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaIncMember_lbl" xml:lang="en-US" id="id_14233982_3481639_2_1">Ascendis Pharma, Inc [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaIncMember" xlink:to="asnd_AscendisPharmaIncMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AscendisPharmaOphthalmologyDivisionASMember" xlink:label="asnd_AscendisPharmaOphthalmologyDivisionASMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AscendisPharmaOphthalmologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481640_3_1">Ascendis Pharma Ophthalmology Division AS.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AscendisPharmaOphthalmologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481640_1_1">Ascendis Pharma Ophthalmology Division AS [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AscendisPharmaOphthalmologyDivisionASMember_lbl" xml:lang="en-US" id="id_14233982_3481640_2_1">Ascendis Pharma Ophthalmology Division A/S [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AscendisPharmaOphthalmologyDivisionASMember" xlink:to="asnd_AscendisPharmaOphthalmologyDivisionASMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_Assets" xlink:label="ifrs-full_Assets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Assets_lbl" xml:lang="en-US" id="id_14233982_3417056_1_1">Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_Assets_lbl" xml:lang="en-US" id="id_14233982_3417056_6_1">Total assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Assets" xlink:to="ifrs-full_Assets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AssetsAbstract" xlink:label="ifrs-full_AssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417273_1_1">Assets [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417273_2_1">Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_AssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_AssociateAbstract" xlink:label="asnd_AssociateAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_AssociateAbstract_lbl" xml:lang="en-US" id="id_14233982_3547813_3_1">Associate [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_AssociateAbstract_lbl" xml:lang="en-US" id="id_14233982_3547813_1_1">Associate [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_AssociateAbstract_lbl" xml:lang="en-US" id="id_14233982_3547813_2_1">VISEN Pharmaceuticals</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_AssociateAbstract" xlink:to="asnd_AssociateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AssociatesMember" xlink:label="ifrs-full_AssociatesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AssociatesMember_lbl" xml:lang="en-US" id="id_14233982_3417279_1_1">Associates [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AssociatesMember_lbl" xml:lang="en-US" id="id_14233982_3417279_2_1">Associates [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssociatesMember" xlink:to="ifrs-full_AssociatesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AverageEffectiveTaxRate" xlink:label="ifrs-full_AverageEffectiveTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AverageEffectiveTaxRate_lbl" xml:lang="en-US" id="id_14233982_3417068_1_1">Average effective tax rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AverageEffectiveTaxRate_lbl" xml:lang="en-US" id="id_14233982_3417068_2_1">Effective tax rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AverageEffectiveTaxRate" xlink:to="ifrs-full_AverageEffectiveTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_AverageNumberOfEmployees" xlink:label="ifrs-full_AverageNumberOfEmployees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AverageNumberOfEmployees_lbl" xml:lang="en-US" id="id_14233982_3416647_1_1">Average number of employees</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_AverageNumberOfEmployees_lbl" xml:lang="en-US" id="id_14233982_3416647_2_1">Average number of employees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AverageNumberOfEmployees" xlink:to="ifrs-full_AverageNumberOfEmployees_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BakerBrosAdvisorsLPMember" xlink:label="asnd_BakerBrosAdvisorsLPMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BakerBrosAdvisorsLPMember_lbl" xml:lang="en-US" id="id_14233982_3510464_3_1">Baker Bros. advisors LP.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BakerBrosAdvisorsLPMember_lbl" xml:lang="en-US" id="id_14233982_3510464_1_1">Baker Bros. Advisors LP [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BakerBrosAdvisorsLPMember_lbl" xml:lang="en-US" id="id_14233982_3510464_2_1">Baker Bros. advisors LP [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_BakerBrosAdvisorsLPMember" xlink:to="asnd_BakerBrosAdvisorsLPMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_BasicAndDilutedEarningsLossPerShare" xlink:label="ifrs-full_BasicAndDilutedEarningsLossPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BasicAndDilutedEarningsLossPerShare_lbl" xml:lang="en-US" id="id_14233982_3416664_1_1">Basic and diluted earnings (loss) per share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_BasicAndDilutedEarningsLossPerShare_lbl" xml:lang="en-US" id="id_14233982_3416664_2_1">Basic and diluted earnings/(loss) per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BasicAndDilutedEarningsLossPerShare" xlink:to="ifrs-full_BasicAndDilutedEarningsLossPerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BoardOfDirectorsMember" xlink:label="asnd_BoardOfDirectorsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BoardOfDirectorsMember_lbl" xml:lang="en-US" id="id_14233982_3509197_3_1">Board of directors.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BoardOfDirectorsMember_lbl" xml:lang="en-US" id="id_14233982_3509197_1_1">Board Of Directors [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BoardOfDirectorsMember_lbl" xml:lang="en-US" id="id_14233982_3509197_2_1">Board of Directors [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_BoardOfDirectorsMember" xlink:to="asnd_BoardOfDirectorsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BonusIssuanceOfSharesRatio" xlink:label="asnd_BonusIssuanceOfSharesRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BonusIssuanceOfSharesRatio_lbl" xml:lang="en-US" id="id_14233982_3473091_3_1">Bonus issuance of shares ratio.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BonusIssuanceOfSharesRatio_lbl" xml:lang="en-US" id="id_14233982_3473091_1_1">Bonus issuance of shares ratio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BonusIssuanceOfSharesRatio_lbl" xml:lang="en-US" id="id_14233982_3473091_2_1">Ratio of issuance of bonus shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_BonusIssuanceOfSharesRatio" xlink:to="asnd_BonusIssuanceOfSharesRatio_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BonusSharesIssuanceWarrantsAdjustmentRatio" xlink:label="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473041_3_1">Bonus shares issuance warrants adjustment ratio.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473041_1_1">Bonus shares issuance warrants adjustment ratio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473041_2_1">Warrant adjustment ratio based on bonus share issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio" xlink:to="asnd_BonusSharesIssuanceWarrantsAdjustmentRatio_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio" xlink:label="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473042_3_1">Bonus shares issuance warrants exercise price adjustment ratio.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473042_1_1">Bonus shares issuance warrants exercise price adjustment ratio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio_lbl" xml:lang="en-US" id="id_14233982_3473042_2_1">Warrant exercise price adjustment ratio based on bonus share issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio" xlink:to="asnd_BonusSharesIssuanceWarrantsExercisePriceAdjustmentRatio_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_BottomOfRangeMember" xlink:label="ifrs-full_BottomOfRangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BottomOfRangeMember_lbl" xml:lang="en-US" id="id_14233982_3416700_1_1">Bottom of range [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_BottomOfRangeMember_lbl" xml:lang="en-US" id="id_14233982_3416700_2_1">Bottom of range [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BottomOfRangeMember" xlink:to="ifrs-full_BottomOfRangeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_BritishPoundsToEuroMember" xlink:label="asnd_BritishPoundsToEuroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_BritishPoundsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3557134_3_1">British pounds to Euro.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_BritishPoundsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3557134_1_1">British pounds to Euro [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_BritishPoundsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3557134_2_1">British pounds to Euro [member]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CapitalCommitmentsAbstract" xlink:label="ifrs-full_CapitalCommitmentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CapitalCommitmentsAbstract_lbl" xml:lang="en-US" id="id_14233982_3416900_1_1">Capital commitments [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CapitalCommitmentsAbstract_lbl" xml:lang="en-US" id="id_14233982_3416900_2_1">Capital commitments [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CapitalCommitmentsAbstract" xlink:to="ifrs-full_CapitalCommitmentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_lbl" xml:lang="en-US" id="id_14233982_3416904_1_1">Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_lbl" xml:lang="en-US" id="id_14233982_3416904_2_1">Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CarryingAmountMember" xlink:label="ifrs-full_CarryingAmountMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CarryingAmountMember_lbl" xml:lang="en-US" id="id_14233982_3417348_1_1">Carrying amount [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CarryingAmountMember_lbl" xml:lang="en-US" id="id_14233982_3417348_2_1">Carrying amount [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_CarryingAmountMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3416724_1_1">Cash and cash equivalents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_CashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3416724_4_1">Cash and cash equivalents at December 31</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_CashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3416724_5_1">Cash and cash equivalents at January 1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3416724_2_1">Cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashAndCashEquivalents" xlink:to="ifrs-full_CashAndCashEquivalents_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities_lbl" xml:lang="en-US" id="id_14233982_3416913_1_1">Cash flows from (used in) financing activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities_lbl" xml:lang="en-US" id="id_14233982_3416913_6_1">Cash flows from / (used in) financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3416914_1_1">Cash flows from (used in) financing activities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3416914_2_1">Financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_lbl" xml:lang="en-US" id="id_14233982_3416731_1_1">Cash flows from (used in) investing activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_lbl" xml:lang="en-US" id="id_14233982_3416731_2_1">Cash flows used in investing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3416732_1_1">Cash flows from (used in) investing activities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3416732_2_1">Investing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3416918_1_1">Cash flows from (used in) operating activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3416918_6_1">Cash flows from/(used in) operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417363_1_1">Cash flows from (used in) operating activities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417363_2_1">Operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CashFlowsFromUsedInOperations" xlink:label="ifrs-full_CashFlowsFromUsedInOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInOperations_lbl" xml:lang="en-US" id="id_14233982_3416734_1_1">Cash flows from (used in) operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInOperations_lbl" xml:lang="en-US" id="id_14233982_3416734_6_1">Cash flows generated from/(used in) operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInOperations" xlink:to="ifrs-full_CashFlowsFromUsedInOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CategoriesOfFinancialAssetsAbstract" xlink:label="ifrs-full_CategoriesOfFinancialAssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CategoriesOfFinancialAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417366_1_1">Categories of financial assets [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CategoriesOfFinancialAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417366_2_1">Financial assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CategoriesOfFinancialAssetsAbstract" xlink:to="ifrs-full_CategoriesOfFinancialAssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CategoriesOfFinancialLiabilitiesAbstract" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417367_1_1">Categories of financial liabilities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417367_2_1">Financial liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CategoriesOfFinancialLiabilitiesAbstract" xlink:to="ifrs-full_CategoriesOfFinancialLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CategoriesOfFinancialLiabilitiesAxis" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAxis_lbl" xml:lang="en-US" id="id_14233982_3417147_1_1">Categories of financial liabilities [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CategoriesOfFinancialLiabilitiesAxis_lbl" xml:lang="en-US" id="id_14233982_3417147_2_1">Categories of financial liabilities [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CategoriesOfFinancialLiabilitiesAxis" xlink:to="ifrs-full_CategoriesOfFinancialLiabilitiesAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis_lbl" xml:lang="en-US" id="id_14233982_3416740_1_1">Categories of related parties [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis_lbl" xml:lang="en-US" id="id_14233982_3416740_2_1">Categories of related parties [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ChangesInWorkingCapitalAbstract" xlink:label="asnd_ChangesInWorkingCapitalAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ChangesInWorkingCapitalAbstract_lbl" xml:lang="en-US" id="id_14233982_3431482_3_1">Changes in working capital.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ChangesInWorkingCapitalAbstract_lbl" xml:lang="en-US" id="id_14233982_3431482_1_1">Changes in working capital [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ChangesInWorkingCapitalAbstract_lbl" xml:lang="en-US" id="id_14233982_3431482_2_1">Changes in working capital:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ChangesInWorkingCapitalAbstract" xlink:to="asnd_ChangesInWorkingCapitalAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfAssetsAxis" xlink:label="ifrs-full_ClassesOfAssetsAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfAssetsAxis_lbl" xml:lang="en-US" id="id_14233982_3417430_1_1">Classes of assets [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfAssetsAxis_lbl" xml:lang="en-US" id="id_14233982_3417430_2_1">Classes of assets [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfAssetsAxis" xlink:to="ifrs-full_ClassesOfAssetsAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfAssetsMember" xlink:label="ifrs-full_ClassesOfAssetsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3417431_1_1">Assets [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3417431_2_1">Assets [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfAssetsMember" xlink:to="ifrs-full_ClassesOfAssetsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfFinancialAssetsAxis" xlink:label="ifrs-full_ClassesOfFinancialAssetsAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfFinancialAssetsAxis_lbl" xml:lang="en-US" id="id_14233982_3417434_1_1">Classes of financial assets [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfFinancialAssetsAxis_lbl" xml:lang="en-US" id="id_14233982_3417434_2_1">Classes of financial assets [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfFinancialAssetsAxis" xlink:to="ifrs-full_ClassesOfFinancialAssetsAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis_lbl" xml:lang="en-US" id="id_14233982_3417395_1_1">Classes of property, plant and equipment [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis_lbl" xml:lang="en-US" id="id_14233982_3417395_2_1">Classes of property, plant and equipment [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfShareCapitalAxis" xlink:label="ifrs-full_ClassesOfShareCapitalAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfShareCapitalAxis_lbl" xml:lang="en-US" id="id_14233982_3417439_1_1">Classes of share capital [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfShareCapitalAxis_lbl" xml:lang="en-US" id="id_14233982_3417439_2_1">Classes of share capital [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfShareCapitalAxis" xlink:to="ifrs-full_ClassesOfShareCapitalAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ClassesOfShareCapitalMember" xlink:label="ifrs-full_ClassesOfShareCapitalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfShareCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3417180_1_1">Share capital [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ClassesOfShareCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3417180_2_1">Share capital [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfShareCapitalMember" xlink:to="ifrs-full_ClassesOfShareCapitalMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ComponentsOfEquityAxis" xlink:label="ifrs-full_ComponentsOfEquityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ComponentsOfEquityAxis_lbl" xml:lang="en-US" id="id_14233982_3417632_1_1">Components of equity [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ComponentsOfEquityAxis_lbl" xml:lang="en-US" id="id_14233982_3417632_2_1">Components of equity [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ComponentsOfEquityAxis" xlink:to="ifrs-full_ComponentsOfEquityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:label="ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_lbl" xml:lang="en-US" id="id_14233982_3417845_1_1">Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_lbl" xml:lang="en-US" id="id_14233982_3417845_2_1">Items that may be reclassified subsequently to profit or loss:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:to="ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ifrs-full_ComprehensiveIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ComprehensiveIncome_lbl" xml:lang="en-US" id="id_14233982_3417449_1_1">Comprehensive income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ComprehensiveIncome_lbl" xml:lang="en-US" id="id_14233982_3417449_6_1">Total comprehensive income/(loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ComprehensiveIncome" xlink:to="ifrs-full_ComprehensiveIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:label="ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_lbl" xml:lang="en-US" id="id_14233982_3417847_1_1">Comprehensive income, attributable to owners of parent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_lbl" xml:lang="en-US" id="id_14233982_3417847_2_1">Total comprehensive income/(loss) for the year attributable to owners of the Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:to="ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ConsiderationPaidReceived" xlink:label="ifrs-full_ConsiderationPaidReceived"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ConsiderationPaidReceived_lbl" xml:lang="en-US" id="id_14233982_3417643_1_1">Consideration paid (received)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ConsiderationPaidReceived_lbl" xml:lang="en-US" id="id_14233982_3417643_2_1">Consideration received</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ConsiderationPaidReceived" xlink:to="ifrs-full_ConsiderationPaidReceived_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ConsiderationPaidReceivedInShares" xlink:label="asnd_ConsiderationPaidReceivedInShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ConsiderationPaidReceivedInShares_lbl" xml:lang="en-US" id="id_14233982_3468698_3_1">Consideration paid (received) in shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ConsiderationPaidReceivedInShares_lbl" xml:lang="en-US" id="id_14233982_3468698_1_1">Consideration paid (received) in shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ConsiderationPaidReceivedInShares_lbl" xml:lang="en-US" id="id_14233982_3468698_2_1">Consideration received, shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ConsiderationPaidReceivedInShares" xlink:to="asnd_ConsiderationPaidReceivedInShares_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ContingentLiabilitiesOrCapitalCommitments" xlink:label="asnd_ContingentLiabilitiesOrCapitalCommitments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ContingentLiabilitiesOrCapitalCommitments_lbl" xml:lang="en-US" id="id_14233982_3547809_3_1">Contingent liabilities or capital commitments.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ContingentLiabilitiesOrCapitalCommitments_lbl" xml:lang="en-US" id="id_14233982_3547809_1_1">Contingent liabilities or capital commitments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ContingentLiabilitiesOrCapitalCommitments_lbl" xml:lang="en-US" id="id_14233982_3547809_2_1">Contingent liabilities or capital commitments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ContingentLiabilitiesOrCapitalCommitments" xlink:to="asnd_ContingentLiabilitiesOrCapitalCommitments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ContractLiabilities" xlink:label="ifrs-full_ContractLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ContractLiabilities_lbl" xml:lang="en-US" id="id_14233982_3417870_1_1">Contract liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ContractLiabilities_lbl" xml:lang="en-US" id="id_14233982_3417870_2_1">Contract liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ContractLiabilities" xlink:to="ifrs-full_ContractLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ContractLiabilitiesAbstract" xlink:label="ifrs-full_ContractLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ContractLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417474_1_1">Contract liabilities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ContractLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417474_2_1">Contract liabilities [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ContractLiabilitiesAbstract" xlink:to="ifrs-full_ContractLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_CostsOfCapitalIncreaseDecrease" xlink:label="asnd_CostsOfCapitalIncreaseDecrease"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_CostsOfCapitalIncreaseDecrease_lbl" xml:lang="en-US" id="id_14233982_3441218_3_1">Costs of capital increase (decrease).</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_CostsOfCapitalIncreaseDecrease_lbl" xml:lang="en-US" id="id_14233982_3441218_1_1">Costs of capital increase (decrease)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="asnd_CostsOfCapitalIncreaseDecrease_lbl" xml:lang="en-US" id="id_14233982_3441218_14_1">Cost of capital increase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_CostsOfCapitalIncreaseDecrease" xlink:to="asnd_CostsOfCapitalIncreaseDecrease_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CountryOfDomicileMember" xlink:label="ifrs-full_CountryOfDomicileMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CountryOfDomicileMember_lbl" xml:lang="en-US" id="id_14233982_3417667_1_1">Country of domicile [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CountryOfDomicileMember_lbl" xml:lang="en-US" id="id_14233982_3417667_2_1">Denmark [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CountryOfDomicileMember" xlink:to="ifrs-full_CountryOfDomicileMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CountryOfIncorporationOrResidenceOfAssociate" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfAssociate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3418093_1_1">Country of incorporation of associate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3418093_2_1">Domicile</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CountryOfIncorporationOrResidenceOfAssociate" xlink:to="ifrs-full_CountryOfIncorporationOrResidenceOfAssociate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary_lbl" xml:lang="en-US" id="id_14233982_3418094_1_1">Country of incorporation of subsidiary</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary_lbl" xml:lang="en-US" id="id_14233982_3418094_2_1">Domicile</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary" xlink:to="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3418106_1_1">Current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3418106_2_1">Current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3418106_6_1">Total current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAssets" xlink:to="ifrs-full_CurrentAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentAssetsAbstract" xlink:label="ifrs-full_CurrentAssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417498_1_1">Current assets [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3417498_2_1">Current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentAssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentContractLiabilities" xlink:label="ifrs-full_CurrentContractLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentContractLiabilities_lbl" xml:lang="en-US" id="id_14233982_3418108_1_1">Current contract liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentContractLiabilities_lbl" xml:lang="en-US" id="id_14233982_3418108_2_1">Contract liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentContractLiabilities" xlink:to="ifrs-full_CurrentContractLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US" id="id_14233982_3417510_1_1">Current Fiscal Year End Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US" id="id_14233982_3417510_2_1">Current Fiscal Year End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentLiabilities" xlink:label="ifrs-full_CurrentLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentLiabilities_lbl" xml:lang="en-US" id="id_14233982_3417514_1_1">Current liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentLiabilities_lbl" xml:lang="en-US" id="id_14233982_3417514_2_1">Current liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CurrentLiabilities_lbl" xml:lang="en-US" id="id_14233982_3417514_6_1">Total Current liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLiabilities" xlink:to="ifrs-full_CurrentLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentLiabilitiesAbstract" xlink:label="ifrs-full_CurrentLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417909_1_1">Current liabilities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3417909_2_1">Current liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_CurrentLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentPrepayments" xlink:label="ifrs-full_CurrentPrepayments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentPrepayments_lbl" xml:lang="en-US" id="id_14233982_3417714_1_1">Current prepayments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentPrepayments_lbl" xml:lang="en-US" id="id_14233982_3417714_2_1">Prepayments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentPrepayments" xlink:to="ifrs-full_CurrentPrepayments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_CurrentTaxAssetsCurrent" xlink:label="ifrs-full_CurrentTaxAssetsCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentTaxAssetsCurrent_lbl" xml:lang="en-US" id="id_14233982_3417528_1_1">Current tax assets, current</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_CurrentTaxAssetsCurrent_lbl" xml:lang="en-US" id="id_14233982_3417528_2_1">Income taxes receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentTaxAssetsCurrent" xlink:to="ifrs-full_CurrentTaxAssetsCurrent_lbl"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForLeasesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3418190_1_1">Description of accounting policy for leases [text block]</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAccountingPolicyForLicenseAgreementsExplanatory" xlink:label="asnd_DescriptionOfAccountingPolicyForLicenseAgreementsExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAccountingPolicyForLicenseAgreementsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547762_3_1">Description of accounting policy for license agreements explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAccountingPolicyForLicenseAgreementsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547762_1_1">Description of accounting policy for license agreements explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DescriptionOfAccountingPolicyForLicenseAgreementsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547762_2_1">License Agreements</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForLoansAndReceivablesExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForLoansAndReceivablesExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForLoansAndReceivablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417587_1_1">Description of accounting policy for loans and receivables [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForLoansAndReceivablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417587_2_1">Receivables</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory" xlink:label="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547772_3_1">Description of accounting policy for other payables explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547772_1_1">Description of accounting policy for other payables explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547772_2_1">Other Payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory" xlink:to="asnd_DescriptionOfAccountingPolicyForOtherPayablesExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory" xlink:label="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520856_3_1">Description of accounting policy for prepayments explanatory.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520856_1_1">Description of accounting policy for prepayments explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520856_2_1">Prepayments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory" xlink:to="asnd_DescriptionOfAccountingPolicyForPrepaymentsExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_lbl" xml:lang="en-US" id="id_14233982_3418193_1_1">Description of accounting policy for property, plant and equipment [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_lbl" xml:lang="en-US" id="id_14233982_3418193_2_1">Property, Plant and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory" xlink:to="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForRecognisingDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognisingDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognisingDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417795_1_1">Description of accounting policy for recognising in profit or loss difference between fair value at initial recognition and transaction price [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognisingDifferenceBetweenFairValueAtInitialRecognitionAndAmountDeterminedUsingValuationTechniqueExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417795_2_1">Recognition and Measurement</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue_lbl" xml:lang="en-US" id="id_14233982_3417965_1_1">Description of accounting policy for recognition of revenue [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue_lbl" xml:lang="en-US" id="id_14233982_3417965_2_1">Revenue</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417799_1_1">Description of accounting policy for research and development expense [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForResearchAndDevelopmentExpenseExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417799_2_1">Research and Development Costs</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417593_1_1">Description of accounting policy for segment reporting [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_lbl" xml:lang="en-US" id="id_14233982_3417593_2_1">Segment Reporting</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory" xlink:to="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory" xlink:label="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520815_3_1">Description of accounting policy for stockholders equity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520815_1_1">Description of accounting policy for stockholders equity [txt block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520815_2_1">Shareholders' Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory" xlink:to="asnd_DescriptionOfAccountingPolicyForStockholdersEquityExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory" xlink:label="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547771_3_1">Description of accounting policy for trade payables explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547771_1_1">Description of accounting policy for trade payables explanatory</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3547771_2_1">Trade Payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory" xlink:to="asnd_DescriptionOfAccountingPolicyForTradePayablesExplanatory_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents" xlink:label="ifrs-full_DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3418197_1_1">Description of accounting policy for determining components of cash and cash equivalents [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3418197_2_1">Cash and Cash Equivalents</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DescriptionOfAmericanDepositoryShares" xlink:label="asnd_DescriptionOfAmericanDepositoryShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DescriptionOfAmericanDepositoryShares_lbl" xml:lang="en-US" id="id_14233982_3470313_3_1">Description of American depository shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DescriptionOfAmericanDepositoryShares_lbl" xml:lang="en-US" id="id_14233982_3470313_1_1">Description of American depository shares</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:label="ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares" xlink:label="ifrs-full_DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3419022_1_1">Disclosure of accounting judgements and estimates [text block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory_lbl" xml:lang="en-US" id="id_14233982_3419022_2_1">Critical Accounting Judgments and Key Sources of Estimation Uncertainty</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:label="ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_lbl" xml:lang="en-US" id="id_14233982_3418806_2_1">Basis of Preparation</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DisclosureOfBeneficialOwnershipAbstract" xlink:label="asnd_DisclosureOfBeneficialOwnershipAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DisclosureOfBeneficialOwnershipAbstract_lbl" xml:lang="en-US" id="id_14233982_3427841_3_1">Disclosure Of Beneficial Ownership [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DisclosureOfBeneficialOwnershipAbstract_lbl" xml:lang="en-US" id="id_14233982_3427841_1_1">Disclosure Of Beneficial Ownership [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DisclosureOfBeneficialOwnershipAbstract_lbl" xml:lang="en-US" id="id_14233982_3427841_2_1">Disclosure Of Beneficial Ownership [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_DisclosureOfBeneficialOwnershipAbstract" xlink:to="asnd_DisclosureOfBeneficialOwnershipAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DisclosureOfBeneficialOwnershipExplanatory" xlink:label="asnd_DisclosureOfBeneficialOwnershipExplanatory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DisclosureOfBeneficialOwnershipExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520877_3_1">The entire disclosure of beneficial ownership explanatory.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DisclosureOfBeneficialOwnershipExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520877_2_1">Ownership</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DisclosureOfBeneficialOwnershipLineItems_lbl" xml:lang="en-US" id="id_14233982_3427840_3_1">Disclosure Of Beneficial Ownership [line items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DisclosureOfBeneficialOwnershipLineItems_lbl" xml:lang="en-US" id="id_14233982_3427840_1_1">Disclosure Of Beneficial Ownership [line items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DisclosureOfBeneficialOwnershipLineItems_lbl" xml:lang="en-US" id="id_14233982_3427840_2_1">Disclosure of beneficial ownership [line items]</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DisclosureOfBeneficialOwnershipTable" xlink:label="asnd_DisclosureOfBeneficialOwnershipTable"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DisclosureOfBeneficialOwnershipTable_lbl" xml:lang="en-US" id="id_14233982_3475204_1_1">Disclosure Of Beneficial Ownership [table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DisclosureOfBeneficialOwnershipTable_lbl" xml:lang="en-US" id="id_14233982_3475204_2_1">Disclosure Of Beneficial Ownership [table]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DisclosureOfChangesInAccountingEstimatesAbstract" xlink:label="ifrs-full_DisclosureOfChangesInAccountingEstimatesAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DisclosureOfEmployeeCompensationCostsLineItems_lbl" xml:lang="en-US" id="id_14233982_3428753_1_1">Disclosure of employee compensation costs [line items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DisclosureOfEmployeeCompensationCostsTable_lbl" xml:lang="en-US" id="id_14233982_3473423_1_1">Disclosure of employee compensation costs [table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_DisclosureOfEmployeeCompensationCostsTable_lbl" xml:lang="en-US" id="id_14233982_3473423_2_1">Disclosure of employee compensation costs [table]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeExplanatory" xlink:label="ifrs-full_DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeExplanatory"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems_lbl" xml:lang="en-US" id="id_14233982_3419219_2_1">Disclosure of terms and conditions of share-based payment arrangement [line items]</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DisclosureOfWarrantActivityLineItems" xlink:label="asnd_DisclosureOfWarrantActivityLineItems"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_DisclosureOfWarrantCompensationsCostExplanatory_lbl" xml:lang="en-US" id="id_14233982_3520824_3_1">Disclosure of warrant compensations cost.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_DistributableEquity_lbl" xml:lang="en-US" id="id_14233982_3463061_1_1">Distributable equity</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_DividendPayables" xlink:label="ifrs-full_DividendPayables"/>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_DKK" xlink:label="currency_DKK"/>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_DocumentAndEntityInformationAbstract" xlink:label="asnd_DocumentAndEntityInformationAbstract"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="ifrs-full_EmployeeBenefitsExpense"/>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_EntitiesAffiliatedWithFmrLlcMember" xlink:label="asnd_EntitiesAffiliatedWithFmrLlcMember"/>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US" id="id_14233982_3419279_1_1">Entity Emerging Growth Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US" id="id_14233982_3419279_2_1">Entity Emerging Growth Company</label>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US" id="id_14233982_3419281_1_1">Entity Filer Category</label>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US" id="id_14233982_3419722_1_1">Entity Registrant Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US" id="id_14233982_3419722_2_1">Entity Registrant Name</label>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_EntityShellCompany" xlink:label="dei_EntityShellCompany"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityShellCompany_lbl" xml:lang="en-US" id="id_14233982_3419724_1_1">Entity Shell Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityShellCompany_lbl" xml:lang="en-US" id="id_14233982_3419724_2_1">Entity Shell Company</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EntitysTotalForAssociatesMember" xlink:label="ifrs-full_EntitysTotalForAssociatesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EntitysTotalForAssociatesMember_lbl" xml:lang="en-US" id="id_14233982_3419727_1_1">Entity's total for associates [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EntitysTotalForAssociatesMember_lbl" xml:lang="en-US" id="id_14233982_3419727_2_1">Entity's total for associates [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EntitysTotalForAssociatesMember" xlink:to="ifrs-full_EntitysTotalForAssociatesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_lbl" xml:lang="en-US" id="id_14233982_3419733_1_1">Entity's total for related parties [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_lbl" xml:lang="en-US" id="id_14233982_3419733_2_1">Entity's total for related parties [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EntitysTotalForSubsidiariesMember" xlink:label="ifrs-full_EntitysTotalForSubsidiariesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EntitysTotalForSubsidiariesMember_lbl" xml:lang="en-US" id="id_14233982_3419734_1_1">Entity's total for subsidiaries [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EntitysTotalForSubsidiariesMember_lbl" xml:lang="en-US" id="id_14233982_3419734_2_1">Entity's total for subsidiaries [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EntitysTotalForSubsidiariesMember" xlink:to="ifrs-full_EntitysTotalForSubsidiariesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US" id="id_14233982_3419954_1_1">Entity Well-known Seasoned Issuer</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US" id="id_14233982_3419954_2_1">Entity Well-known Seasoned Issuer</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="dei_EntityWellKnownSeasonedIssuer_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US" id="id_14233982_3419957_1_1">Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US" id="id_14233982_3419957_4_1">Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US" id="id_14233982_3419957_5_1">Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US" id="id_14233982_3419957_2_1">Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US" id="id_14233982_3419957_6_1">Total equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Equity" xlink:to="ifrs-full_Equity_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EquityAbstract" xlink:label="ifrs-full_EquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAbstract_lbl" xml:lang="en-US" id="id_14233982_3419541_1_1">Equity [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EquityAbstract_lbl" xml:lang="en-US" id="id_14233982_3419541_2_1">Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_EquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EquityAndLiabilities" xlink:label="ifrs-full_EquityAndLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAndLiabilities_lbl" xml:lang="en-US" id="id_14233982_3419542_1_1">Equity and liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_EquityAndLiabilities_lbl" xml:lang="en-US" id="id_14233982_3419542_6_1">Total equity and liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAndLiabilities" xlink:to="ifrs-full_EquityAndLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EquityAndLiabilitiesAbstract" xlink:label="ifrs-full_EquityAndLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAndLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3419958_1_1">Equity and liabilities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EquityAndLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3419958_2_1">Equity and liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="ifrs-full_EquityAndLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_EquityMember" xlink:label="ifrs-full_EquityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityMember_lbl" xml:lang="en-US" id="id_14233982_3419740_1_1">Equity [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_EquityMember_lbl" xml:lang="en-US" id="id_14233982_3419740_2_1">Equity [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityMember" xlink:to="ifrs-full_EquityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ExecutiveBoardMember" xlink:label="asnd_ExecutiveBoardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ExecutiveBoardMember_lbl" xml:lang="en-US" id="id_14233982_3499880_3_1">Executive board.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ExecutiveBoardMember_lbl" xml:lang="en-US" id="id_14233982_3499880_1_1">Executive Board [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ExecutiveBoardMember_lbl" xml:lang="en-US" id="id_14233982_3499880_2_1">Executive Board [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ExecutiveBoardMember" xlink:to="asnd_ExecutiveBoardMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ExercisePriceOfOutstandingShareOptions" xlink:label="ifrs-full_ExercisePriceOfOutstandingShareOptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExercisePriceOfOutstandingShareOptions_lbl" xml:lang="en-US" id="id_14233982_3419316_1_1">Exercise price of outstanding share options</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ExercisePriceOfOutstandingShareOptions_lbl" xml:lang="en-US" id="id_14233982_3419316_2_1">Exercise price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExercisePriceOfOutstandingShareOptions" xlink:to="ifrs-full_ExercisePriceOfOutstandingShareOptions_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ExpectedIncreaseDecreaseInCashFlowsFromFinancingActivities" xlink:label="asnd_ExpectedIncreaseDecreaseInCashFlowsFromFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ExpectedIncreaseDecreaseInCashFlowsFromFinancingActivities_lbl" xml:lang="en-US" id="id_14233982_3556876_3_1">Expected Increase (decrease) in cash flows from financing activities.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ExpectedIncreaseDecreaseInCashFlowsFromFinancingActivities_lbl" xml:lang="en-US" id="id_14233982_3556876_1_1">Expected Increase decrease in cash flows from financing activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ExpectedIncreaseDecreaseInCashFlowsFromFinancingActivities_lbl" xml:lang="en-US" id="id_14233982_3556876_2_1">Increase (decrease) in cash flow from financing activities</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ExpectedIncreaseDecreaseInFinancialExpenses" xlink:label="asnd_ExpectedIncreaseDecreaseInFinancialExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ExpectedIncreaseDecreaseInFinancialExpenses_lbl" xml:lang="en-US" id="id_14233982_3459827_3_1">Expected increase (decrease) in financial expenses.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ExpectedIncreaseDecreaseInFinancialExpenses_lbl" xml:lang="en-US" id="id_14233982_3459827_1_1">Expected increase (decrease) in financial expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ExpectedIncreaseDecreaseInFinancialExpenses_lbl" xml:lang="en-US" id="id_14233982_3459827_2_1">Increase in financial expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ExpectedIncreaseDecreaseInFinancialExpenses" xlink:to="asnd_ExpectedIncreaseDecreaseInFinancialExpenses_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ExpectedIncreaseDecreaseInOperatingProfit" xlink:label="asnd_ExpectedIncreaseDecreaseInOperatingProfit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ExpectedIncreaseDecreaseInOperatingProfit_lbl" xml:lang="en-US" id="id_14233982_3559421_3_1">expected increase (decrease) in operating profit.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ExpectedIncreaseDecreaseInOperatingProfit_lbl" xml:lang="en-US" id="id_14233982_3559421_1_1">Expected increase (decrease) in operating profit</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ExpectedIncreaseDecreaseInOperatingProfit_lbl" xml:lang="en-US" id="id_14233982_3559421_2_1">Increase in operating profit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ExpectedIncreaseDecreaseInOperatingProfit" xlink:to="asnd_ExpectedIncreaseDecreaseInOperatingProfit_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ExpectedProfitLoss" xlink:label="asnd_ExpectedProfitLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ExpectedProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3459924_3_1">Expected Profit Loss.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ExpectedProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3459924_1_1">Expected Profit Loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ExpectedProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3459924_2_1">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ExpectedProfitLoss" xlink:to="asnd_ExpectedProfitLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_lbl" xml:lang="en-US" id="id_14233982_3419569_1_1">Expense from share-based payment transactions with employees</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_lbl" xml:lang="en-US" id="id_14233982_3419569_2_1">Share-based payment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_lbl" xml:lang="en-US" id="id_14233982_3419569_12_1">Total warrant compensation costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees" xlink:to="ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_FairValueOfWarrantsGranted" xlink:label="asnd_FairValueOfWarrantsGranted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_FairValueOfWarrantsGranted_lbl" xml:lang="en-US" id="id_14233982_3522544_3_1">Fair Value Of Warrants Granted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_FairValueOfWarrantsGranted_lbl" xml:lang="en-US" id="id_14233982_3522544_1_1">Fair Value Of Warrants Granted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_FairValueOfWarrantsGranted_lbl" xml:lang="en-US" id="id_14233982_3522544_2_1">Fair value of warrants granted in the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_FairValueOfWarrantsGranted" xlink:to="asnd_FairValueOfWarrantsGranted_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinanceCosts" xlink:label="ifrs-full_FinanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinanceCosts_lbl" xml:lang="en-US" id="id_14233982_3419392_1_1">Finance costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinanceCosts_lbl" xml:lang="en-US" id="id_14233982_3419392_2_1">Reversal of finance expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_FinanceCosts_lbl" xml:lang="en-US" id="id_14233982_3419392_14_1">Finance expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="ifrs-full_FinanceCosts_lbl" xml:lang="en-US" id="id_14233982_3419392_19_1">Total finance expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceCosts" xlink:to="ifrs-full_FinanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities" xlink:label="ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3419393_1_1">Finance costs paid, classified as operating activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3419393_14_1">Finance expenses paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities" xlink:to="ifrs-full_FinanceCostsPaidClassifiedAsOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinanceIncome" xlink:label="ifrs-full_FinanceIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinanceIncome_lbl" xml:lang="en-US" id="id_14233982_3419831_1_1">Finance income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinanceIncome_lbl" xml:lang="en-US" id="id_14233982_3419831_2_1">Finance income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_FinanceIncome_lbl" xml:lang="en-US" id="id_14233982_3419831_6_1">Total finance income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_FinanceIncome_lbl" xml:lang="en-US" id="id_14233982_3419831_14_1">Reversal of finance income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceIncome" xlink:to="ifrs-full_FinanceIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_FinanceIncomeExpenseAbstract" xlink:label="asnd_FinanceIncomeExpenseAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_FinanceIncomeExpenseAbstract_lbl" xml:lang="en-US" id="id_14233982_3428278_3_1">Finance income expense [abstract].</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_FinanceIncomeExpenseAbstract_lbl" xml:lang="en-US" id="id_14233982_3428278_1_1">Finance income expense [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_FinanceIncomeExpenseAbstract_lbl" xml:lang="en-US" id="id_14233982_3428278_2_1">Finance income expense [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_FinanceIncomeExpenseAbstract" xlink:to="asnd_FinanceIncomeExpenseAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities" xlink:label="ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3419396_1_1">Finance income received, classified as operating activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3419396_2_1">Finance income received</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities" xlink:to="ifrs-full_FinanceIncomeReceivedClassifiedAsOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialAssetsAtAmortisedCost" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCost_lbl" xml:lang="en-US" id="id_14233982_3419400_1_1">Financial assets at amortised cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCost_lbl" xml:lang="en-US" id="id_14233982_3419400_6_1">Financial assets measured at amortized cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssetsAtAmortisedCost" xlink:to="ifrs-full_FinancialAssetsAtAmortisedCost_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialAssetsAtAmortisedCostMember" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCostMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCostMember_lbl" xml:lang="en-US" id="id_14233982_3420290_1_1">Financial assets at amortised cost, class [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCostMember_lbl" xml:lang="en-US" id="id_14233982_3420290_2_1">Financial assets at amortised cost, class [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssetsAtAmortisedCostMember" xlink:to="ifrs-full_FinancialAssetsAtAmortisedCostMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialAssetsMember" xlink:label="ifrs-full_FinancialAssetsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3420713_1_1">Financial assets, class [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3420713_2_1">Financial assets, class [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="ifrs-full_FinancialAssetsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialLiabilitiesAtAmortisedCost" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCost_lbl" xml:lang="en-US" id="id_14233982_3420312_1_1">Financial liabilities at amortised cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCost_lbl" xml:lang="en-US" id="id_14233982_3420312_2_1">Financial liabilities measured at amortized cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilitiesAtAmortisedCost" xlink:to="ifrs-full_FinancialLiabilitiesAtAmortisedCost_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember_lbl" xml:lang="en-US" id="id_14233982_3420313_1_1">Financial liabilities at amortised cost, category [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember_lbl" xml:lang="en-US" id="id_14233982_3420313_2_1">Financial liabilities at amortised cost, category [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember" xlink:to="ifrs-full_FinancialLiabilitiesAtAmortisedCostCategoryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialLiabilitiesCategoryMember" xlink:label="ifrs-full_FinancialLiabilitiesCategoryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialLiabilitiesCategoryMember_lbl" xml:lang="en-US" id="id_14233982_3420501_1_1">Financial liabilities, category [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialLiabilitiesCategoryMember_lbl" xml:lang="en-US" id="id_14233982_3420501_2_1">Financial liabilities, category [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilitiesCategoryMember" xlink:to="ifrs-full_FinancialLiabilitiesCategoryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_FinancialLiabilitiesMember" xlink:label="ifrs-full_FinancialLiabilitiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialLiabilitiesMember_lbl" xml:lang="en-US" id="id_14233982_3420503_1_1">Financial liabilities, class [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_FinancialLiabilitiesMember_lbl" xml:lang="en-US" id="id_14233982_3420503_2_1">Financial liabilities, class [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilitiesMember" xlink:to="ifrs-full_FinancialLiabilitiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_FollowOnPublicOfferingPrice" xlink:label="asnd_FollowOnPublicOfferingPrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_FollowOnPublicOfferingPrice_lbl" xml:lang="en-US" id="id_14233982_3523017_3_1">Follow on public offering price.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_FollowOnPublicOfferingPrice_lbl" xml:lang="en-US" id="id_14233982_3523017_1_1">Follow on public offering price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_FollowOnPublicOfferingPrice_lbl" xml:lang="en-US" id="id_14233982_3523017_2_1">Follow-on public offering price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_FollowOnPublicOfferingPrice" xlink:to="asnd_FollowOnPublicOfferingPrice_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ForeignCurrencyRiskAxis" xlink:label="asnd_ForeignCurrencyRiskAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ForeignCurrencyRiskAxis_lbl" xml:lang="en-US" id="id_14233982_3475733_3_1">Foreign currency risk.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ForeignCurrencyRiskAxis_lbl" xml:lang="en-US" id="id_14233982_3475733_1_1">Foreign Currency Risk [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ForeignCurrencyRiskAxis_lbl" xml:lang="en-US" id="id_14233982_3475733_2_1">Foreign Currency Risk [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ForeignCurrencyRiskAxis" xlink:to="asnd_ForeignCurrencyRiskAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ForeignCurrencyRiskDomain" xlink:label="asnd_ForeignCurrencyRiskDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ForeignCurrencyRiskDomain_lbl" xml:lang="en-US" id="id_14233982_3476054_3_1">Foreign currency risk domain.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ForeignCurrencyRiskDomain_lbl" xml:lang="en-US" id="id_14233982_3476054_1_1">Foreign Currency Risk [domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ForeignCurrencyRiskDomain_lbl" xml:lang="en-US" id="id_14233982_3476054_2_1">Foreign Currency Risk [domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ForeignCurrencyRiskDomain" xlink:to="asnd_ForeignCurrencyRiskDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ForeignCurrencyTargetPercentage" xlink:label="asnd_ForeignCurrencyTargetPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ForeignCurrencyTargetPercentage_lbl" xml:lang="en-US" id="id_14233982_3528052_3_1">Foreign Currency Target Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ForeignCurrencyTargetPercentage_lbl" xml:lang="en-US" id="id_14233982_3528052_1_1">Foreign Currency Target Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ForeignCurrencyTargetPercentage_lbl" xml:lang="en-US" id="id_14233982_3528052_2_1">Foreign currency target percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ForeignCurrencyTargetPercentage" xlink:to="asnd_ForeignCurrencyTargetPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_FunctionalCurrencyAxis" xlink:label="asnd_FunctionalCurrencyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_FunctionalCurrencyAxis_lbl" xml:lang="en-US" id="id_14233982_3538151_3_1">Functional Currency [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_FunctionalCurrencyAxis_lbl" xml:lang="en-US" id="id_14233982_3538151_1_1">Functional Currency [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_FunctionalCurrencyAxis_lbl" xml:lang="en-US" id="id_14233982_3538151_2_1">Functional Currency [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_FunctionalCurrencyAxis" xlink:to="asnd_FunctionalCurrencyAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_FunctionalCurrencyDomain" xlink:label="asnd_FunctionalCurrencyDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_FunctionalCurrencyDomain_lbl" xml:lang="en-US" id="id_14233982_3538152_3_1">Functional Currency [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_FunctionalCurrencyDomain_lbl" xml:lang="en-US" id="id_14233982_3538152_1_1">Functional Currency [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_FunctionalCurrencyDomain_lbl" xml:lang="en-US" id="id_14233982_3538152_2_1">Functional Currency [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_FunctionalCurrencyDomain" xlink:to="asnd_FunctionalCurrencyDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_GainsLossesOnChangeInValueOfForeignCurrencyBasisSpreadsBeforeTax" xlink:label="ifrs-full_GainsLossesOnChangeInValueOfForeignCurrencyBasisSpreadsBeforeTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GainsLossesOnChangeInValueOfForeignCurrencyBasisSpreadsBeforeTax_lbl" xml:lang="en-US" id="id_14233982_3420761_1_1">Gains (losses) on change in value of foreign currency basis spreads, before tax</label>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_GBP" xlink:label="currency_GBP"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="currency_GBP_lbl" xml:lang="en-US" id="id_14233982_3420153_1_1">United Kingdom, Pounds</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="currency_GBP_lbl" xml:lang="en-US" id="id_14233982_3420153_2_1">British Pounds (GBP) [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="currency_GBP" xlink:to="currency_GBP_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GeneralAndAdministrativeExpenseMember" xlink:label="asnd_GeneralAndAdministrativeExpenseMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GeneralAndAdministrativeExpenseMember_lbl" xml:lang="en-US" id="id_14233982_3532409_3_1">General and administrative expense .</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GeneralAndAdministrativeExpenseMember_lbl" xml:lang="en-US" id="id_14233982_3532409_1_1">General And Administrative Expense [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GeneralAndAdministrativeExpenseMember_lbl" xml:lang="en-US" id="id_14233982_3532409_2_1">General and administrative expense [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GeneralAndAdministrativeExpenseMember" xlink:to="asnd_GeneralAndAdministrativeExpenseMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_GeographicalAreasAxis" xlink:label="ifrs-full_GeographicalAreasAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GeographicalAreasAxis_lbl" xml:lang="en-US" id="id_14233982_3420782_1_1">Geographical areas [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_GeographicalAreasAxis_lbl" xml:lang="en-US" id="id_14233982_3420782_2_1">Geographical areas [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GeographicalAreasAxis" xlink:to="ifrs-full_GeographicalAreasAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_GeographicalAreasMember" xlink:label="ifrs-full_GeographicalAreasMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GeographicalAreasMember_lbl" xml:lang="en-US" id="id_14233982_3420376_1_1">Geographical areas [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_GeographicalAreasMember_lbl" xml:lang="en-US" id="id_14233982_3420376_2_1">Geographical areas [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GeographicalAreasMember" xlink:to="ifrs-full_GeographicalAreasMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_Goodwill" xlink:label="ifrs-full_Goodwill"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Goodwill_lbl" xml:lang="en-US" id="id_14233982_3420792_1_1">Goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_Goodwill_lbl" xml:lang="en-US" id="id_14233982_3420792_4_1">Goodwill at ending period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_Goodwill_lbl" xml:lang="en-US" id="id_14233982_3420792_5_1">Goodwill at beginning period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_Goodwill_lbl" xml:lang="en-US" id="id_14233982_3420792_2_1">Goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_Goodwill_lbl" xml:lang="en-US" id="id_14233982_3420792_12_1">Intangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Goodwill" xlink:to="ifrs-full_Goodwill_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2012Member" xlink:label="asnd_GrantedIn2012Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2012Member_lbl" xml:lang="en-US" id="id_14233982_3547790_3_1">Granted in 2012.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2012Member_lbl" xml:lang="en-US" id="id_14233982_3547790_1_1">Granted in 2012 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2012Member_lbl" xml:lang="en-US" id="id_14233982_3547790_2_1">Granted in 2012 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2012Member" xlink:to="asnd_GrantedIn2012Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2013Member" xlink:label="asnd_GrantedIn2013Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2013Member_lbl" xml:lang="en-US" id="id_14233982_3547791_3_1">Granted in 2013.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2013Member_lbl" xml:lang="en-US" id="id_14233982_3547791_1_1">Granted in 2013 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2013Member_lbl" xml:lang="en-US" id="id_14233982_3547791_2_1">Granted in 2013 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2013Member" xlink:to="asnd_GrantedIn2013Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2014Member" xlink:label="asnd_GrantedIn2014Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2014Member_lbl" xml:lang="en-US" id="id_14233982_3547792_3_1">Granted in 2014.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2014Member_lbl" xml:lang="en-US" id="id_14233982_3547792_1_1">Granted in 2014 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2014Member_lbl" xml:lang="en-US" id="id_14233982_3547792_2_1">Granted in 2014 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2014Member" xlink:to="asnd_GrantedIn2014Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2015Member" xlink:label="asnd_GrantedIn2015Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2015Member_lbl" xml:lang="en-US" id="id_14233982_3547793_3_1">Granted in 2015.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2015Member_lbl" xml:lang="en-US" id="id_14233982_3547793_1_1">Granted in 2015 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2015Member_lbl" xml:lang="en-US" id="id_14233982_3547793_2_1">Granted in 2015 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2015Member" xlink:to="asnd_GrantedIn2015Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2016Member" xlink:label="asnd_GrantedIn2016Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2016Member_lbl" xml:lang="en-US" id="id_14233982_3547796_3_1">Granted in 2016.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2016Member_lbl" xml:lang="en-US" id="id_14233982_3547796_1_1">Granted in 2016 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2016Member_lbl" xml:lang="en-US" id="id_14233982_3547796_2_1">Granted in 2016 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2016Member" xlink:to="asnd_GrantedIn2016Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2017Member" xlink:label="asnd_GrantedIn2017Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2017Member_lbl" xml:lang="en-US" id="id_14233982_3547797_3_1">Granted in 2017.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2017Member_lbl" xml:lang="en-US" id="id_14233982_3547797_1_1">Granted in 2017 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2017Member_lbl" xml:lang="en-US" id="id_14233982_3547797_2_1">Granted in 2017 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2017Member" xlink:to="asnd_GrantedIn2017Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_GrantedIn2018Member" xlink:label="asnd_GrantedIn2018Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_GrantedIn2018Member_lbl" xml:lang="en-US" id="id_14233982_3557070_3_1">Granted in 2018 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_GrantedIn2018Member_lbl" xml:lang="en-US" id="id_14233982_3557070_1_1">Granted in 2018 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_GrantedIn2018Member_lbl" xml:lang="en-US" id="id_14233982_3557070_2_1">Granted in 2018 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_GrantedIn2018Member" xlink:to="asnd_GrantedIn2018Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_GrossCarryingAmountMember" xlink:label="ifrs-full_GrossCarryingAmountMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GrossCarryingAmountMember_lbl" xml:lang="en-US" id="id_14233982_3420576_1_1">Gross carrying amount [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_GrossCarryingAmountMember_lbl" xml:lang="en-US" id="id_14233982_3420576_2_1">Gross carrying amount [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GrossCarryingAmountMember" xlink:to="ifrs-full_GrossCarryingAmountMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill_lbl" xml:lang="en-US" id="id_14233982_3420207_1_1">Impairment loss recognised in profit or loss, goodwill</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill_lbl" xml:lang="en-US" id="id_14233982_3420207_2_1">Impairment charge</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill_lbl" xml:lang="en-US" id="id_14233982_3420207_12_1">Impairment loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill" xlink:to="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncomeStatementAbstract" xlink:label="ifrs-full_IncomeStatementAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeStatementAbstract_lbl" xml:lang="en-US" id="id_14233982_3420627_1_1">Profit or loss [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IncomeStatementAbstract_lbl" xml:lang="en-US" id="id_14233982_3420627_2_1">Profit or loss [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_IncomeStatementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_IncomeStatementLocation1Member" xlink:label="asnd_IncomeStatementLocation1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_IncomeStatementLocation1Member_lbl" xml:lang="en-US" id="id_14233982_3494865_3_1">Income Statement Location1 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_IncomeStatementLocation1Member_lbl" xml:lang="en-US" id="id_14233982_3494865_1_1">Income Statement Location1 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_IncomeStatementLocation1Member_lbl" xml:lang="en-US" id="id_14233982_3494865_2_1">Income Statement Location1 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_IncomeStatementLocation1Member" xlink:to="asnd_IncomeStatementLocation1Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_IncomeStatementLocationAxis" xlink:label="asnd_IncomeStatementLocationAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_IncomeStatementLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475558_3_1">Income statement location.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_IncomeStatementLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475558_1_1">Income Statement Location [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_IncomeStatementLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475558_2_1">Income Statement Location [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_IncomeStatementLocationAxis" xlink:to="asnd_IncomeStatementLocationAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncomeTaxesPaidRefund" xlink:label="ifrs-full_IncomeTaxesPaidRefund"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeTaxesPaidRefund_lbl" xml:lang="en-US" id="id_14233982_3420213_1_1">Income taxes paid (refund)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_IncomeTaxesPaidRefund_lbl" xml:lang="en-US" id="id_14233982_3420213_14_1">Income taxes refund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxesPaidRefund" xlink:to="ifrs-full_IncomeTaxesPaidRefund_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:label="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3420215_1_1">Income taxes paid (refund), classified as operating activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3420215_14_1">Income taxes received / (paid)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:to="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xml:lang="en-US" id="id_14233982_3420859_1_1">Tax expense (income)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xml:lang="en-US" id="id_14233982_3420859_2_1">Reversal of tax charge</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xml:lang="en-US" id="id_14233982_3420859_14_1">Tax on profit/(loss) for the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xml:lang="en-US" id="id_14233982_3420859_19_1">Tax on profit/(loss) for the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member" xlink:label="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member_lbl" xml:lang="en-US" id="id_14233982_3495057_3_1">Increase (decrease) due to application of IFRS 16.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member_lbl" xml:lang="en-US" id="id_14233982_3495057_1_1">Increase (decrease) due to application of IFRS 16 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member_lbl" xml:lang="en-US" id="id_14233982_3495057_2_1">Increase (decrease) due to application of IFRS 16 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member" xlink:to="asnd_IncreaseDecreaseDueToApplicationOfIFRS16Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_lbl" xml:lang="en-US" id="id_14233982_3420461_1_1">Increase (decrease) in cash and cash equivalents before effect of exchange rate changes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_lbl" xml:lang="en-US" id="id_14233982_3420461_6_1">Increase / (decrease) in cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_IncreaseDecreaseInForeignCurrencyExchangeRate" xlink:label="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate_lbl" xml:lang="en-US" id="id_14233982_3524424_3_1">Increase decrease in foreign currency exchange rate.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate_lbl" xml:lang="en-US" id="id_14233982_3524424_1_1">Increase Decrease In Foreign Currency Exchange Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate_lbl" xml:lang="en-US" id="id_14233982_3524424_2_1">Increase Decrease In Foreign Currency Exchange Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate_lbl" xml:lang="en-US" id="id_14233982_3524424_12_1">Increase in foreign exchange rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate" xlink:to="asnd_IncreaseDecreaseInForeignCurrencyExchangeRate_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_IncreaseDecreaseThroughCashContribution" xlink:label="asnd_IncreaseDecreaseThroughCashContribution"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_IncreaseDecreaseThroughCashContribution_lbl" xml:lang="en-US" id="id_14233982_3468363_3_1">Increase (decrease) through cash contribution.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_IncreaseDecreaseThroughCashContribution_lbl" xml:lang="en-US" id="id_14233982_3468363_1_1">Increase (decrease) through cash contribution</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_IncreaseDecreaseThroughCashContribution_lbl" xml:lang="en-US" id="id_14233982_3468363_2_1">Increase through cash contribution</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_IncreaseDecreaseThroughCashContribution" xlink:to="asnd_IncreaseDecreaseThroughCashContribution_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_lbl" xml:lang="en-US" id="id_14233982_3420273_1_1">Increase (decrease) through share-based payment transactions, equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_lbl" xml:lang="en-US" id="id_14233982_3420273_2_1">Share-based payment (Note 6)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:to="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:label="ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_lbl" xml:lang="en-US" id="id_14233982_3420682_1_1">Increase (decrease) through transactions with owners, equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_lbl" xml:lang="en-US" id="id_14233982_3420682_2_1">Capital increase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:to="ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted" xlink:label="ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted_lbl" xml:lang="en-US" id="id_14233982_3421826_1_1">Information how fair value was measured, other equity instruments granted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted_lbl" xml:lang="en-US" id="id_14233982_3421826_2_1">Information about how fair value was measured, share options granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted" xlink:to="ifrs-full_InformationHowFairValueWasMeasuredOtherEquityInstrumentsGranted_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_InterestExpense" xlink:label="ifrs-full_InterestExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InterestExpense_lbl" xml:lang="en-US" id="id_14233982_3421376_1_1">Interest expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_InterestExpense_lbl" xml:lang="en-US" id="id_14233982_3421376_14_1">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InterestExpense" xlink:to="ifrs-full_InterestExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract" xlink:label="ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract_lbl" xml:lang="en-US" id="id_14233982_3421414_1_1">Investments accounted for using equity method [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract_lbl" xml:lang="en-US" id="id_14233982_3421414_2_1">Investments accounted for using equity method [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract" xlink:to="ifrs-full_InvestmentsAccountedForUsingEquityMethodAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_InvestmentsInAssociates" xlink:label="ifrs-full_InvestmentsInAssociates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InvestmentsInAssociates_lbl" xml:lang="en-US" id="id_14233982_3421416_1_1">Investments in associates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_InvestmentsInAssociates_lbl" xml:lang="en-US" id="id_14233982_3421416_2_1">Investment in associate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InvestmentsInAssociates" xlink:to="ifrs-full_InvestmentsInAssociates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IssuedCapital" xlink:label="ifrs-full_IssuedCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IssuedCapital_lbl" xml:lang="en-US" id="id_14233982_3421012_1_1">Issued capital</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IssuedCapital_lbl" xml:lang="en-US" id="id_14233982_3421012_2_1">Share capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssuedCapital" xlink:to="ifrs-full_IssuedCapital_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_IssuedCapitalMember" xlink:label="ifrs-full_IssuedCapitalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IssuedCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3421013_1_1">Issued capital [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_IssuedCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3421013_2_1">Issued Capital [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssuedCapitalMember" xlink:to="ifrs-full_IssuedCapitalMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_KeyManagementPersonnelOfEntityOrParentMember" xlink:label="ifrs-full_KeyManagementPersonnelOfEntityOrParentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelOfEntityOrParentMember_lbl" xml:lang="en-US" id="id_14233982_3421023_1_1">Key management personnel of entity or parent [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_KeyManagementPersonnelOfEntityOrParentMember_lbl" xml:lang="en-US" id="id_14233982_3421023_2_1">Key management personnel of entity or parent [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelOfEntityOrParentMember" xlink:to="ifrs-full_KeyManagementPersonnelOfEntityOrParentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LaterThanFiveYearsMember" xlink:label="ifrs-full_LaterThanFiveYearsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanFiveYearsMember_lbl" xml:lang="en-US" id="id_14233982_3421915_1_1">Later than five years [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LaterThanFiveYearsMember_lbl" xml:lang="en-US" id="id_14233982_3421915_2_1">After 5 years [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanFiveYearsMember" xlink:to="ifrs-full_LaterThanFiveYearsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember" xlink:label="ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember_lbl" xml:lang="en-US" id="id_14233982_3421286_1_1">Later than one year and not later than five years [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember_lbl" xml:lang="en-US" id="id_14233982_3421286_2_1">Within 1 to 5 years [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember" xlink:to="ifrs-full_LaterThanOneYearAndNotLaterThanFiveYearsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LeaseholdImprovementsMember" xlink:label="ifrs-full_LeaseholdImprovementsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LeaseholdImprovementsMember_lbl" xml:lang="en-US" id="id_14233982_3421037_1_1">Leasehold improvements [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LeaseholdImprovementsMember_lbl" xml:lang="en-US" id="id_14233982_3421037_2_1">Leasehold improvements [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LeaseholdImprovementsMember" xlink:to="ifrs-full_LeaseholdImprovementsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LeaseLiabilities" xlink:label="ifrs-full_LeaseLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LeaseLiabilities_lbl" xml:lang="en-US" id="id_14233982_3421455_1_1">Lease liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LeaseLiabilities_lbl" xml:lang="en-US" id="id_14233982_3421455_2_1">Lease liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LeaseLiabilities" xlink:to="ifrs-full_LeaseLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_Liabilities" xlink:label="ifrs-full_Liabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Liabilities_lbl" xml:lang="en-US" id="id_14233982_3421936_1_1">Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_Liabilities_lbl" xml:lang="en-US" id="id_14233982_3421936_2_1">Total liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Liabilities" xlink:to="ifrs-full_Liabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LicenceFeeIncome" xlink:label="ifrs-full_LicenceFeeIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LicenceFeeIncome_lbl" xml:lang="en-US" id="id_14233982_3421468_1_1">Licence fee income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LicenceFeeIncome_lbl" xml:lang="en-US" id="id_14233982_3421468_2_1">License fee income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_LicenceFeeIncome_lbl" xml:lang="en-US" id="id_14233982_3421468_12_1">License income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LicenceFeeIncome" xlink:to="ifrs-full_LicenceFeeIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LoansAndReceivables" xlink:label="ifrs-full_LoansAndReceivables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LoansAndReceivables_lbl" xml:lang="en-US" id="id_14233982_3421063_1_1">Loans and receivables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LoansAndReceivables_lbl" xml:lang="en-US" id="id_14233982_3421063_2_1">Loans obtained or granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansAndReceivables" xlink:to="ifrs-full_LoansAndReceivables_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_LongtermDeposits" xlink:label="ifrs-full_LongtermDeposits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LongtermDeposits_lbl" xml:lang="en-US" id="id_14233982_3421326_1_1">Long-term deposits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_LongtermDeposits_lbl" xml:lang="en-US" id="id_14233982_3421326_2_1">Deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LongtermDeposits" xlink:to="ifrs-full_LongtermDeposits_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract_lbl" xml:lang="en-US" id="id_14233982_3421961_1_1">Major components of tax expense (income) [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract_lbl" xml:lang="en-US" id="id_14233982_3421961_2_1">Major components of tax expense (income) [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:to="ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_MajorCustomersAxis" xlink:label="ifrs-full_MajorCustomersAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MajorCustomersAxis_lbl" xml:lang="en-US" id="id_14233982_3421962_1_1">Major customers [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MajorCustomersAxis_lbl" xml:lang="en-US" id="id_14233982_3421962_2_1">Major customers [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MajorCustomersAxis" xlink:to="ifrs-full_MajorCustomersAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_MajorCustomersMember" xlink:label="ifrs-full_MajorCustomersMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MajorCustomersMember_lbl" xml:lang="en-US" id="id_14233982_3421338_1_1">Customers [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MajorCustomersMember_lbl" xml:lang="en-US" id="id_14233982_3421338_2_1">Customers [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MajorCustomersMember" xlink:to="ifrs-full_MajorCustomersMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_MajorOrdinaryShareTransactionsMember" xlink:label="ifrs-full_MajorOrdinaryShareTransactionsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MajorOrdinaryShareTransactionsMember_lbl" xml:lang="en-US" id="id_14233982_3421490_1_1">Major ordinary share transactions [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MajorOrdinaryShareTransactionsMember_lbl" xml:lang="en-US" id="id_14233982_3421490_2_1">Major ordinary share transactions [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MajorOrdinaryShareTransactionsMember" xlink:to="ifrs-full_MajorOrdinaryShareTransactionsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership" xlink:label="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership_lbl" xml:lang="en-US" id="id_14233982_3470312_3_1">Major persons or groups of affiliated persons holding minimum beneficial ownership.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership_lbl" xml:lang="en-US" id="id_14233982_3470312_1_1">Major persons or groups of affiliated persons holding minimum beneficial ownership</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership_lbl" xml:lang="en-US" id="id_14233982_3470312_2_1">Minimum beneficial ownership</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership" xlink:to="asnd_MajorPersonsOrGroupsOfAffiliatedPersonsHoldingMinimumBeneficialOwnership_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_MaturityAxis" xlink:label="ifrs-full_MaturityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MaturityAxis_lbl" xml:lang="en-US" id="id_14233982_3421968_1_1">Maturity [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MaturityAxis_lbl" xml:lang="en-US" id="id_14233982_3421968_2_1">Maturity [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MaturityAxis" xlink:to="ifrs-full_MaturityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_MinimumBeneficialOwnershipPercentage" xlink:label="asnd_MinimumBeneficialOwnershipPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_MinimumBeneficialOwnershipPercentage_lbl" xml:lang="en-US" id="id_14233982_3525649_3_1">Minimum beneficial ownership percentage.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_MinimumBeneficialOwnershipPercentage_lbl" xml:lang="en-US" id="id_14233982_3525649_1_1">Minimum Beneficial Ownership Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_MinimumBeneficialOwnershipPercentage_lbl" xml:lang="en-US" id="id_14233982_3525649_2_1">Minimum beneficial ownership percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_MinimumBeneficialOwnershipPercentage" xlink:to="asnd_MinimumBeneficialOwnershipPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease" xlink:label="ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease_lbl" xml:lang="en-US" id="id_14233982_3421108_1_1">Minimum lease payments payable under non-cancellable operating lease</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease_lbl" xml:lang="en-US" id="id_14233982_3421108_2_1">Operating lease commitments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease" xlink:to="ifrs-full_MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_MinimumPercentageOfShareCapitalForEquityTransctions" xlink:label="asnd_MinimumPercentageOfShareCapitalForEquityTransctions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_MinimumPercentageOfShareCapitalForEquityTransctions_lbl" xml:lang="en-US" id="id_14233982_3525611_3_1">Minimum percentage of share capital for equity transctions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_MinimumPercentageOfShareCapitalForEquityTransctions_lbl" xml:lang="en-US" id="id_14233982_3525611_1_1">Minimum percentage of share capital for equity transctions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_MinimumPercentageOfShareCapitalForEquityTransctions_lbl" xml:lang="en-US" id="id_14233982_3525611_2_1">Minimum percentage of share capital for equity transctions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_MinimumPercentageOfShareCapitalForEquityTransctions" xlink:to="asnd_MinimumPercentageOfShareCapitalForEquityTransctions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NameOfAssociate" xlink:label="ifrs-full_NameOfAssociate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NameOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3421597_1_1">Name of associate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NameOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3421597_2_1">Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NameOfAssociate" xlink:to="ifrs-full_NameOfAssociate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NameOfSubsidiary" xlink:label="ifrs-full_NameOfSubsidiary"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NameOfSubsidiary_lbl" xml:lang="en-US" id="id_14233982_3422299_1_1">Name of subsidiary</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NameOfSubsidiary_lbl" xml:lang="en-US" id="id_14233982_3422299_2_1">Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NameOfSubsidiary" xlink:to="ifrs-full_NameOfSubsidiary_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NetDeferredTaxAssets" xlink:label="ifrs-full_NetDeferredTaxAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NetDeferredTaxAssets_lbl" xml:lang="en-US" id="id_14233982_3421611_1_1">Net deferred tax assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NetDeferredTaxAssets_lbl" xml:lang="en-US" id="id_14233982_3421611_2_1">Total Deferred Tax Asset at December 31</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NetDeferredTaxAssets" xlink:to="ifrs-full_NetDeferredTaxAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NetForeignExchangeGain" xlink:label="ifrs-full_NetForeignExchangeGain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NetForeignExchangeGain_lbl" xml:lang="en-US" id="id_14233982_3422463_1_1">Net foreign exchange gain</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NetForeignExchangeGain_lbl" xml:lang="en-US" id="id_14233982_3422463_2_1">Exchange rate gains</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NetForeignExchangeGain" xlink:to="ifrs-full_NetForeignExchangeGain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NetForeignExchangeLoss" xlink:label="ifrs-full_NetForeignExchangeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NetForeignExchangeLoss_lbl" xml:lang="en-US" id="id_14233982_3422464_1_1">Net foreign exchange loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_NetForeignExchangeLoss_lbl" xml:lang="en-US" id="id_14233982_3422464_14_1">Exchange rate losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NetForeignExchangeLoss" xlink:to="ifrs-full_NetForeignExchangeLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NominalValueAmount" xlink:label="asnd_NominalValueAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NominalValueAmount_lbl" xml:lang="en-US" id="id_14233982_3433303_3_1">Nominal Value Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NominalValueAmount_lbl" xml:lang="en-US" id="id_14233982_3433303_1_1">Nominal Value Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NominalValueAmount_lbl" xml:lang="en-US" id="id_14233982_3433303_2_1">Nominal positions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NominalValueAmount" xlink:to="asnd_NominalValueAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_lbl" xml:lang="en-US" id="id_14233982_3421584_1_1">Non-adjusting events after reporting period [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_lbl" xml:lang="en-US" id="id_14233982_3421584_2_1">Non-adjusting events after reporting period [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:to="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NonadjustingEventsMember" xlink:label="ifrs-full_NonadjustingEventsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NonadjustingEventsMember_lbl" xml:lang="en-US" id="id_14233982_3421585_1_1">Non-adjusting events after reporting period [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NonadjustingEventsMember_lbl" xml:lang="en-US" id="id_14233982_3421585_2_1">Non-adjusting events after reporting period [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NonadjustingEventsMember" xlink:to="ifrs-full_NonadjustingEventsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NoncashConsideration" xlink:label="asnd_NoncashConsideration"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NoncashConsideration_lbl" xml:lang="en-US" id="id_14233982_3557167_3_1">Non-cash consideration</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NoncashConsideration_lbl" xml:lang="en-US" id="id_14233982_3557167_1_1">Non-cash consideration</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="asnd_NoncashConsideration_lbl" xml:lang="en-US" id="id_14233982_3557167_14_1">Reversal of non-cash consideration regarding revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NoncashConsideration" xlink:to="asnd_NoncashConsideration_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3421635_1_1">Non-current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NoncurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3421635_2_1">Non-current assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_NoncurrentAssets_lbl" xml:lang="en-US" id="id_14233982_3421635_6_1">Total non-current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentAssets" xlink:to="ifrs-full_NoncurrentAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NoncurrentAssetsAbstract" xlink:label="ifrs-full_NoncurrentAssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3422476_1_1">Non-current assets [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NoncurrentAssetsAbstract_lbl" xml:lang="en-US" id="id_14233982_3422476_2_1">Non-current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_NoncurrentAssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NonCurrentAssetsFinanceLiabilitiesAbstract" xlink:label="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3426637_3_1">Non current assets finance liabilities abstract.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3426637_1_1">Non Current Assets Finance Liabilities [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_14233982_3426637_2_1">Non Current Assets Finance Liabilities [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract" xlink:to="asnd_NonCurrentAssetsFinanceLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentLiabilities_lbl" xml:lang="en-US" id="id_14233982_3422493_1_1">Non-current liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NoncurrentLiabilities_lbl" xml:lang="en-US" id="id_14233982_3422493_2_1">Non-current liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentLiabilities" xlink:to="ifrs-full_NoncurrentLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NorthAmericaMember" xlink:label="srt_NorthAmericaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_NorthAmericaMember_lbl" xml:lang="en-US" id="id_14233982_3422348_1_1">North America [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_NorthAmericaMember_lbl" xml:lang="en-US" id="id_14233982_3422348_2_1">North America [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_NorthAmericaMember" xlink:to="srt_NorthAmericaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NotLaterThanOneYearMember" xlink:label="ifrs-full_NotLaterThanOneYearMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NotLaterThanOneYearMember_lbl" xml:lang="en-US" id="id_14233982_3422054_1_1">Not later than one year [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NotLaterThanOneYearMember_lbl" xml:lang="en-US" id="id_14233982_3422054_2_1">Within 1 year [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NotLaterThanOneYearMember" xlink:to="ifrs-full_NotLaterThanOneYearMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfAnnualExcercisedPeriod" xlink:label="asnd_NumberOfAnnualExcercisedPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfAnnualExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3471769_3_1">Number of annual excercised period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfAnnualExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3471769_1_1">Number of annual excercised period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfAnnualExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3471769_2_1">Number of annual excercised period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfAnnualExcercisedPeriod" xlink:to="asnd_NumberOfAnnualExcercisedPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfCollaborationAgreements" xlink:label="asnd_NumberOfCollaborationAgreements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfCollaborationAgreements_lbl" xml:lang="en-US" id="id_14233982_3471772_3_1">Number of collaboration agreements.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfCollaborationAgreements_lbl" xml:lang="en-US" id="id_14233982_3471772_1_1">Number Of Collaboration Agreements</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfCollaborationAgreements_lbl" xml:lang="en-US" id="id_14233982_3471772_2_1">Number of collaboration agreement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfCollaborationAgreements" xlink:to="asnd_NumberOfCollaborationAgreements_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfCustomers" xlink:label="asnd_NumberOfCustomers"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfCustomers_lbl" xml:lang="en-US" id="id_14233982_3471632_3_1">Number of customers.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfCustomers_lbl" xml:lang="en-US" id="id_14233982_3471632_1_1">Number Of Customers</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfCustomers_lbl" xml:lang="en-US" id="id_14233982_3471632_2_1">Number of customers</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfCustomers" xlink:to="asnd_NumberOfCustomers_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfEmployees1" xlink:label="asnd_NumberOfEmployees1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfEmployees1_lbl" xml:lang="en-US" id="id_14233982_3557138_3_1">Number of employees1.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfEmployees1_lbl" xml:lang="en-US" id="id_14233982_3557138_1_1">Number of employees1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfEmployees1_lbl" xml:lang="en-US" id="id_14233982_3557138_2_1">Number of persons</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfEmployees1" xlink:to="asnd_NumberOfEmployees1_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfFinaceLeases" xlink:label="asnd_NumberOfFinaceLeases"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfFinaceLeases_lbl" xml:lang="en-US" id="id_14233982_3547770_3_1">Number of finace leases.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfFinaceLeases_lbl" xml:lang="en-US" id="id_14233982_3547770_1_1">Number of finace leases</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfFinaceLeases_lbl" xml:lang="en-US" id="id_14233982_3547770_2_1">Number of finace leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfFinaceLeases" xlink:to="asnd_NumberOfFinaceLeases_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement" xlink:label="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432329_3_1">Number Of Instruments Authorised In Share-Based Payment Arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432329_1_1">Number Of Instruments Authorised In Share-Based Payment Arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432329_2_1">Number of other equity instruments authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement" xlink:to="asnd_NumberOfInstrumentsAuthorisedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted" xlink:label="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_lbl" xml:lang="en-US" id="id_14233982_3422508_1_1">Number of other equity instruments granted in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_lbl" xml:lang="en-US" id="id_14233982_3422508_2_1">Granted during the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_lbl" xml:lang="en-US" id="id_14233982_3422508_12_1">Number of Warrants, Granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted" xlink:to="ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfLicenses" xlink:label="asnd_NumberOfLicenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfLicenses_lbl" xml:lang="en-US" id="id_14233982_3547783_3_1">Number of licenses.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfLicenses_lbl" xml:lang="en-US" id="id_14233982_3547783_1_1">Number of licenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfLicenses_lbl" xml:lang="en-US" id="id_14233982_3547783_2_1">Number of licenses classified as right to use</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="asnd_NumberOfLicenses_lbl" xml:lang="en-US" id="id_14233982_3547783_12_1">Number of licenses granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfLicenses" xlink:to="asnd_NumberOfLicenses_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421677_1_1">Number of other equity instruments exercised or vested in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421677_14_1">Exercised during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422352_1_1">Number of other equity instruments expired in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422352_2_1">Expired during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421678_1_1">Number of other equity instruments forfeited in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421678_14_1">Forfeited during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422353_1_1">Number of other equity instruments outstanding in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422353_4_1">Ending balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422353_5_1">Beginning balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422353_2_1">Number of Warrants, Outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422353_12_1">Warrant outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement" xlink:label="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432405_3_1">Number of other equity instruments vested in share-based payment arrangement.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432405_1_1">Number of other equity instruments vested in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3432405_2_1">Vested at the balance sheet date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement" xlink:to="asnd_NumberOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfReportableOperatingSegments" xlink:label="asnd_NumberOfReportableOperatingSegments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfReportableOperatingSegments_lbl" xml:lang="en-US" id="id_14233982_3471627_3_1">Number of reportable operating segments.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfReportableOperatingSegments_lbl" xml:lang="en-US" id="id_14233982_3471627_1_1">Number of reportable operating segments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfReportableOperatingSegments_lbl" xml:lang="en-US" id="id_14233982_3471627_2_1">Number of reportable segment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfReportableOperatingSegments" xlink:to="asnd_NumberOfReportableOperatingSegments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422356_1_1">Number of share options exercised in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422356_2_1">Aggregate number of other equity instruments exercised</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421681_1_1">Number of share options expired in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421681_2_1">Aggregate number of other equity instruments expired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421682_1_1">Number of share options forfeited in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3421682_2_1">Aggregate number of other equity instruments forfeited</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422057_1_1">Number of share options granted in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3422057_2_1">Aggregate number of other equity instruments granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfSharesInFollowonOffering" xlink:label="asnd_NumberOfSharesInFollowonOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfSharesInFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468800_3_1">Number of shares in follow-on offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfSharesInFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468800_1_1">Number of shares in follow-on offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfSharesInFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468800_2_1">Number of shares, follow-on offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfSharesInFollowonOffering" xlink:to="asnd_NumberOfSharesInFollowonOffering_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_NumberOfSharesIssued" xlink:label="ifrs-full_NumberOfSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfSharesIssued_lbl" xml:lang="en-US" id="id_14233982_3422510_1_1">Number of shares issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_NumberOfSharesIssued_lbl" xml:lang="en-US" id="id_14233982_3422510_4_1">Share capital end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_NumberOfSharesIssued_lbl" xml:lang="en-US" id="id_14233982_3422510_5_1">Share capital beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfSharesIssued_lbl" xml:lang="en-US" id="id_14233982_3422510_2_1">Number of shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesIssued" xlink:to="ifrs-full_NumberOfSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfSharesIssuedPublicOffering" xlink:label="asnd_NumberOfSharesIssuedPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfSharesIssuedPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3468797_3_1">Number of shares issued public offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfSharesIssuedPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3468797_1_1">Number of shares issued public offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfSharesIssuedPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3468797_2_1">Number of shares issued public offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfSharesIssuedPublicOffering" xlink:to="asnd_NumberOfSharesIssuedPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_NumberOfTranches" xlink:label="asnd_NumberOfTranches"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_NumberOfTranches_lbl" xml:lang="en-US" id="id_14233982_3471775_3_1">Number of tranches.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_NumberOfTranches_lbl" xml:lang="en-US" id="id_14233982_3471775_1_1">Number of tranches</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_NumberOfTranches_lbl" xml:lang="en-US" id="id_14233982_3471775_2_1">Number of tranches</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_NumberOfTranches" xlink:to="asnd_NumberOfTranches_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering" xlink:label="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468798_3_1">Option to purchase additional number of fully paid shares follow-on offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468798_1_1">Option to purchase additional number of fully paid shares follow-on offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering_lbl" xml:lang="en-US" id="id_14233982_3468798_2_1">Option to purchase additional number of fully paid shares follow-on offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering" xlink:to="asnd_OptionToPurchaseAdditionalNumberOfFullyPaidSharesFollowonOffering_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OrbiMedPrivateInvestmentsVlpMember" xlink:label="asnd_OrbiMedPrivateInvestmentsVlpMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OrbiMedPrivateInvestmentsVlpMember_lbl" xml:lang="en-US" id="id_14233982_3481452_3_1">Orbi Med Private Investments VLP.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OrbiMedPrivateInvestmentsVlpMember_lbl" xml:lang="en-US" id="id_14233982_3481452_1_1">Orbi Med Private Investments VLP [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OrbiMedPrivateInvestmentsVlpMember_lbl" xml:lang="en-US" id="id_14233982_3481452_2_1">OrbiMed private investments VLP [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OrbiMedPrivateInvestmentsVlpMember" xlink:to="asnd_OrbiMedPrivateInvestmentsVlpMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OrdinarySharesMember" xlink:label="ifrs-full_OrdinarySharesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OrdinarySharesMember_lbl" xml:lang="en-US" id="id_14233982_3422519_1_1">Ordinary shares [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OrdinarySharesMember_lbl" xml:lang="en-US" id="id_14233982_3422519_2_1">Ordinary shares [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OrdinarySharesMember" xlink:to="ifrs-full_OrdinarySharesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncome_lbl" xml:lang="en-US" id="id_14233982_3422081_1_1">Other comprehensive income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherComprehensiveIncome_lbl" xml:lang="en-US" id="id_14233982_3422081_2_1">Other comprehensive loss, net of tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncome" xlink:to="ifrs-full_OtherComprehensiveIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherComprehensiveIncomeAbstract" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract_lbl" xml:lang="en-US" id="id_14233982_3422082_1_1">Other comprehensive income [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract_lbl" xml:lang="en-US" id="id_14233982_3422082_2_1">Other comprehensive income/(loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeAbstract" xlink:to="ifrs-full_OtherComprehensiveIncomeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_lbl" xml:lang="en-US" id="id_14233982_3422537_1_1">Other comprehensive income, net of tax, exchange differences on translation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_lbl" xml:lang="en-US" id="id_14233982_3422537_2_1">Exchange differences on translating foreign operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:label="ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_lbl" xml:lang="en-US" id="id_14233982_3422093_1_1">Other comprehensive income that will be reclassified to profit or loss, net of tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_lbl" xml:lang="en-US" id="id_14233982_3422093_2_1">Other comprehensive income/(loss) for the year, net of tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="ifrs-full_OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherCurrentPayables" xlink:label="ifrs-full_OtherCurrentPayables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentPayables_lbl" xml:lang="en-US" id="id_14233982_3422547_1_1">Other current payables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherCurrentPayables_lbl" xml:lang="en-US" id="id_14233982_3422547_2_1">Other payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentPayables" xlink:to="ifrs-full_OtherCurrentPayables_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherCurrentReceivables" xlink:label="ifrs-full_OtherCurrentReceivables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentReceivables_lbl" xml:lang="en-US" id="id_14233982_3422548_1_1">Other current receivables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherCurrentReceivables_lbl" xml:lang="en-US" id="id_14233982_3422548_2_1">Other receivables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentReceivables" xlink:to="ifrs-full_OtherCurrentReceivables_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OtherFixturesAndFittingsToolsAndEquipmentMember" xlink:label="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3481521_3_1">Other fixtures and fittings tools and equipment [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3481521_1_1">Other fixtures and fittings tools and equipment [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3481521_2_1">Other fixtures and fittings tools and equipment [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember" xlink:to="asnd_OtherFixturesAndFittingsToolsAndEquipmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OtherPayablesTerm" xlink:label="asnd_OtherPayablesTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OtherPayablesTerm_lbl" xml:lang="en-US" id="id_14233982_3472122_3_1">Other payables term.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OtherPayablesTerm_lbl" xml:lang="en-US" id="id_14233982_3472122_1_1">Other Payables Term</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OtherPayablesTerm_lbl" xml:lang="en-US" id="id_14233982_3472122_2_1">Other payable term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OtherPayablesTerm" xlink:to="asnd_OtherPayablesTerm_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherPropertyPlantAndEquipmentMember" xlink:label="ifrs-full_OtherPropertyPlantAndEquipmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherPropertyPlantAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3421738_1_1">Other property, plant and equipment [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherPropertyPlantAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3421738_2_1">Other equipment [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherPropertyPlantAndEquipmentMember" xlink:to="ifrs-full_OtherPropertyPlantAndEquipmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:label="ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome_lbl" xml:lang="en-US" id="id_14233982_3422570_1_1">Other tax effects for reconciliation between accounting profit and tax expense (income)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome_lbl" xml:lang="en-US" id="id_14233982_3422570_2_1">Other effects including effect of different tax rates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:to="ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OtherTemporaryDifferencesBeforeValuationAllowances" xlink:label="asnd_OtherTemporaryDifferencesBeforeValuationAllowances"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OtherTemporaryDifferencesBeforeValuationAllowances_lbl" xml:lang="en-US" id="id_14233982_3558074_3_1">Other temporary differences before valuation allowances.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OtherTemporaryDifferencesBeforeValuationAllowances_lbl" xml:lang="en-US" id="id_14233982_3558074_1_1">Other temporary differences before valuation allowances</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OtherTemporaryDifferencesBeforeValuationAllowances_lbl" xml:lang="en-US" id="id_14233982_3558074_2_1">Other temporary differences</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OtherTemporaryDifferencesBeforeValuationAllowances" xlink:to="asnd_OtherTemporaryDifferencesBeforeValuationAllowances_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember_lbl" xml:lang="en-US" id="id_14233982_3481784_3_1">Outstanding warrants granted in connection with preference D financing.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember_lbl" xml:lang="en-US" id="id_14233982_3481784_1_1">Outstanding warrants granted in connection with preference D financing [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember_lbl" xml:lang="en-US" id="id_14233982_3481784_2_1">Outstanding warrants granted in connection with preference D financing [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember" xlink:to="asnd_OutstandingWarrantsGrantedInConnectionWithPreferenceFinancingMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember_lbl" xml:lang="en-US" id="id_14233982_3478071_3_1">Outstanding warrants granted in connection with publishing annual or interim report.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember_lbl" xml:lang="en-US" id="id_14233982_3478071_1_1">Outstanding warrants granted in connection with publishing annual or interim report [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember_lbl" xml:lang="en-US" id="id_14233982_3478071_2_1">Outstanding warrants granted in connection with publishing annual or interim report [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember" xlink:to="asnd_OutstandingWarrantsGrantedInConnectionWithPublishingAnnualOrInterimReportMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ParValuePerShare" xlink:label="ifrs-full_ParValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ParValuePerShare_lbl" xml:lang="en-US" id="id_14233982_3422421_1_1">Par value per share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ParValuePerShare_lbl" xml:lang="en-US" id="id_14233982_3422421_2_1">Nominal value common shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ParValuePerShare_lbl" xml:lang="en-US" id="id_14233982_3422421_12_1">Share nominal value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ParValuePerShare" xlink:to="ifrs-full_ParValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_PaymentOfDividendFromEquityMaximumPercentage" xlink:label="asnd_PaymentOfDividendFromEquityMaximumPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_PaymentOfDividendFromEquityMaximumPercentage_lbl" xml:lang="en-US" id="id_14233982_3525612_3_1">Payment of dividend from equity maximum percentage.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_PaymentOfDividendFromEquityMaximumPercentage_lbl" xml:lang="en-US" id="id_14233982_3525612_1_1">Payment Of Dividend From Equity Maximum Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_PaymentOfDividendFromEquityMaximumPercentage_lbl" xml:lang="en-US" id="id_14233982_3525612_2_1">Payment of dividend from equity, maximum percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_PaymentOfDividendFromEquityMaximumPercentage" xlink:to="asnd_PaymentOfDividendFromEquityMaximumPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PaymentsForShareIssueCosts" xlink:label="ifrs-full_PaymentsForShareIssueCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PaymentsForShareIssueCosts_lbl" xml:lang="en-US" id="id_14233982_3422581_1_1">Payments for share issue costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PaymentsForShareIssueCosts_lbl" xml:lang="en-US" id="id_14233982_3422581_14_1">Cost of capital increase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PaymentsForShareIssueCosts" xlink:to="ifrs-full_PaymentsForShareIssueCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis" xlink:label="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis_lbl" xml:lang="en-US" id="id_14233982_3557358_3_1">Percentage of increase decrease in sensitivity analysis.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis_lbl" xml:lang="en-US" id="id_14233982_3557358_1_1">Percentage of increase decrease in sensitivity analysis</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis_lbl" xml:lang="en-US" id="id_14233982_3557358_2_1">Sensitivity decrease/increase percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis" xlink:to="asnd_PercentageOfIncreaseDecreaseInSensitivityAnalysis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_PlantAndMachineryMember" xlink:label="asnd_PlantAndMachineryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_PlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3476186_3_1">Plant and machinery.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_PlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3476186_1_1">Plant and machinery [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_PlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3476186_2_1">Plant and machinery [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_PlantAndMachineryMember" xlink:to="asnd_PlantAndMachineryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans" xlink:label="ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans_lbl" xml:lang="en-US" id="id_14233982_3421770_1_1">Post-employment benefit expense, defined benefit plans</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans_lbl" xml:lang="en-US" id="id_14233982_3421770_2_1">Pensions (defined contribution plans)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans" xlink:to="ifrs-full_PostemploymentBenefitExpenseDefinedBenefitPlans_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PrincipalPlaceOfBusinessOfAssociate" xlink:label="ifrs-full_PrincipalPlaceOfBusinessOfAssociate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PrincipalPlaceOfBusinessOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3422147_1_1">Principal place of business of associate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_PrincipalPlaceOfBusinessOfAssociate_lbl" xml:lang="en-US" id="id_14233982_3422147_2_1">Principal place of business</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PrincipalPlaceOfBusinessOfAssociate" xlink:to="ifrs-full_PrincipalPlaceOfBusinessOfAssociate_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering" xlink:label="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3460429_3_1">Proceeds from issuance of shares through public offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3460429_1_1">Proceeds from Issuance of Shares through Public Offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering_lbl" xml:lang="en-US" id="id_14233982_3460429_2_1">Proceeds from issuance of public offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering" xlink:to="asnd_ProceedsFromIssuanceOfSharesThroughPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProceedsFromIssuingShares" xlink:label="ifrs-full_ProceedsFromIssuingShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromIssuingShares_lbl" xml:lang="en-US" id="id_14233982_3422452_1_1">Proceeds from issuing shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ProceedsFromIssuingShares_lbl" xml:lang="en-US" id="id_14233982_3422452_2_1">Capital increase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProceedsFromIssuingShares" xlink:to="ifrs-full_ProceedsFromIssuingShares_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ProcessPlantAndMachineryMember" xlink:label="asnd_ProcessPlantAndMachineryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ProcessPlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3481520_3_1">Process plant and machinery [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ProcessPlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3481520_1_1">Process plant and machinery [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ProcessPlantAndMachineryMember_lbl" xml:lang="en-US" id="id_14233982_3481520_2_1">Process plant and machinery [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ProcessPlantAndMachineryMember" xlink:to="asnd_ProcessPlantAndMachineryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_1_1">Profit (loss)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_32_1">Profit/(loss) for the year attributable to owners of the Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_2_1">Loss for the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_6_1">Net profit/(loss) for the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_12_1">Net profit/(loss) for the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US" id="id_14233982_3423110_14_1">Elimination of profit recognized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLoss" xlink:to="ifrs-full_ProfitLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProfitLossAbstract" xlink:label="ifrs-full_ProfitLossAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLossAbstract_lbl" xml:lang="en-US" id="id_14233982_3423111_1_1">Profit (loss) [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ProfitLossAbstract_lbl" xml:lang="en-US" id="id_14233982_3423111_2_1">Profit or loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossAbstract" xlink:to="ifrs-full_ProfitLossAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ProfitLossBeforeIncomeTaxAbstract" xlink:label="asnd_ProfitLossBeforeIncomeTaxAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ProfitLossBeforeIncomeTaxAbstract_lbl" xml:lang="en-US" id="id_14233982_3431089_3_1">Profit loss before income tax.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ProfitLossBeforeIncomeTaxAbstract_lbl" xml:lang="en-US" id="id_14233982_3431089_1_1">Profit loss before income tax [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ProfitLossBeforeIncomeTaxAbstract_lbl" xml:lang="en-US" id="id_14233982_3431089_2_1">Tax for the year can be explained as follows:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ProfitLossBeforeIncomeTaxAbstract" xlink:to="asnd_ProfitLossBeforeIncomeTaxAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="ifrs-full_ProfitLossBeforeTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLossBeforeTax_lbl" xml:lang="en-US" id="id_14233982_3422161_1_1">Profit (loss) before tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLossBeforeTax_lbl" xml:lang="en-US" id="id_14233982_3422161_6_1">Profit/(loss) before tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossBeforeTax" xlink:to="ifrs-full_ProfitLossBeforeTax_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ProfitLossForTheYear" xlink:label="asnd_ProfitLossForTheYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ProfitLossForTheYear_lbl" xml:lang="en-US" id="id_14233982_3459414_3_1">Profit loss for the year.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ProfitLossForTheYear_lbl" xml:lang="en-US" id="id_14233982_3459414_1_1">Profit Loss For The Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ProfitLossForTheYear_lbl" xml:lang="en-US" id="id_14233982_3459414_2_1">Profit / (loss) for the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ProfitLossForTheYear" xlink:to="asnd_ProfitLossForTheYear_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="ifrs-full_ProfitLossFromOperatingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLossFromOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3422167_1_1">Profit (loss) from operating activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLossFromOperatingActivities_lbl" xml:lang="en-US" id="id_14233982_3422167_6_1">Operating profit/(loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossFromOperatingActivities" xlink:to="ifrs-full_ProfitLossFromOperatingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="ifrs-full_PropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3423123_1_1">Property, plant and equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_PropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3423123_4_1">Property, plant and equipment at ending period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_PropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3423123_5_1">Property, plant and equipment at beginning period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_PropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3423123_2_1">Property, plant and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipment" xlink:to="ifrs-full_PropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions" xlink:label="ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions_lbl" xml:lang="en-US" id="id_14233982_3423127_1_1">Property, plant and equipment, expenditures recognised in course of its construction</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions_lbl" xml:lang="en-US" id="id_14233982_3423127_2_1">Expenditure for improvements under construction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions" xlink:to="ifrs-full_PropertyPlantAndEquipmentExpendituresRecognisedForConstructions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PropertyPlantAndEquipmentMember" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3422628_1_1">Property, plant and equipment [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_lbl" xml:lang="en-US" id="id_14233982_3422628_2_1">Property, plant and equipment [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProportionOfOwnershipInterestInAssociate" xlink:label="ifrs-full_ProportionOfOwnershipInterestInAssociate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProportionOfOwnershipInterestInAssociate_lbl" xml:lang="en-US" id="id_14233982_3422176_1_1">Proportion of ownership interest in associate</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:label="ifrs-full_ProportionOfOwnershipInterestInSubsidiary"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProportionOfOwnershipInterestInSubsidiary_lbl" xml:lang="en-US" id="id_14233982_3422633_1_1">Proportion of ownership interest in subsidiary</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:to="ifrs-full_ProportionOfOwnershipInterestInSubsidiary_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction" xlink:label="ifrs-full_ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction_lbl" xml:lang="en-US" id="id_14233982_3422682_1_1">Provisions for doubtful debts related to outstanding balances of related party transaction</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction" xlink:to="ifrs-full_ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_lbl" xml:lang="en-US" id="id_14233982_3422688_1_1">Purchase of property, plant and equipment, classified as investing activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_lbl" xml:lang="en-US" id="id_14233982_3422688_14_1">Acquisition of property, plant and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:to="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RangeAxis" xlink:label="ifrs-full_RangeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RangeAxis_lbl" xml:lang="en-US" id="id_14233982_3422662_1_1">Range [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RangeAxis_lbl" xml:lang="en-US" id="id_14233982_3422662_2_1">Range [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RangesMember" xlink:label="ifrs-full_RangesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RangesMember_lbl" xml:lang="en-US" id="id_14233982_3422700_1_1">Ranges [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RangesMember_lbl" xml:lang="en-US" id="id_14233982_3422700_2_1">Ranges [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_RangesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract" xlink:label="ifrs-full_ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract_lbl" xml:lang="en-US" id="id_14233982_3422228_1_1">Reconciliation of accounting profit multiplied by applicable tax rates [abstract]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RentalExpense" xlink:label="ifrs-full_RentalExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RentalExpense_lbl" xml:lang="en-US" id="id_14233982_3423194_1_1">Rental expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RentalExpense_lbl" xml:lang="en-US" id="id_14233982_3423194_2_1">Total expenses under operating leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RentalExpense" xlink:to="ifrs-full_RentalExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ResearchAndDevelopmentCostMember" xlink:label="asnd_ResearchAndDevelopmentCostMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ResearchAndDevelopmentCostMember_lbl" xml:lang="en-US" id="id_14233982_3481674_3_1">Research and development cost.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ResearchAndDevelopmentCostMember_lbl" xml:lang="en-US" id="id_14233982_3481674_1_1">Research And Development Cost [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ResearchAndDevelopmentCostMember_lbl" xml:lang="en-US" id="id_14233982_3481674_2_1">Research and development cost [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ResearchAndDevelopmentCostMember" xlink:to="asnd_ResearchAndDevelopmentCostMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ResearchAndDevelopmentExpense" xlink:label="ifrs-full_ResearchAndDevelopmentExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US" id="id_14233982_3422758_1_1">Research and development expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US" id="id_14233982_3422758_14_1">Research and development costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ResearchAndDevelopmentExpense" xlink:to="ifrs-full_ResearchAndDevelopmentExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ResearchAndDevelopmentExpensesMember" xlink:label="asnd_ResearchAndDevelopmentExpensesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ResearchAndDevelopmentExpensesMember_lbl" xml:lang="en-US" id="id_14233982_3476311_3_1">Research and development expenses.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ResearchAndDevelopmentExpensesMember_lbl" xml:lang="en-US" id="id_14233982_3476311_1_1">Research and development expenses [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ResearchAndDevelopmentExpensesMember_lbl" xml:lang="en-US" id="id_14233982_3476311_2_1">Research and development expenses [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ResearchAndDevelopmentExpensesMember" xlink:to="asnd_ResearchAndDevelopmentExpensesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:label="ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_lbl" xml:lang="en-US" id="id_14233982_3423592_1_1">Reserve of exchange differences on translation [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_lbl" xml:lang="en-US" id="id_14233982_3423592_2_1">Foreign Currency Translation Reserve [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:to="ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ReserveOfSharebasedPaymentsMember" xlink:label="ifrs-full_ReserveOfSharebasedPaymentsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ReserveOfSharebasedPaymentsMember_lbl" xml:lang="en-US" id="id_14233982_3422907_1_1">Reserve of share-based payments [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ReserveOfSharebasedPaymentsMember_lbl" xml:lang="en-US" id="id_14233982_3422907_2_1">Share-based Payment Reserve [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ReserveOfSharebasedPaymentsMember" xlink:to="ifrs-full_ReserveOfSharebasedPaymentsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RestatedMember" xlink:label="ifrs-full_RestatedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RestatedMember_lbl" xml:lang="en-US" id="id_14233982_3423218_1_1">Currently stated [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RestatedMember_lbl" xml:lang="en-US" id="id_14233982_3423218_2_1">Currently stated [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RestatedMember" xlink:to="ifrs-full_RestatedMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RestrictedCashAndCashEquivalents" xlink:label="ifrs-full_RestrictedCashAndCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RestrictedCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3422769_1_1">Restricted cash and cash equivalents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RestrictedCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_14233982_3422769_2_1">Restricted cash included in cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RestrictedCashAndCashEquivalents" xlink:to="ifrs-full_RestrictedCashAndCashEquivalents_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RetainedEarningsMember" xlink:label="ifrs-full_RetainedEarningsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RetainedEarningsMember_lbl" xml:lang="en-US" id="id_14233982_3422911_1_1">Retained earnings [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RetainedEarningsMember_lbl" xml:lang="en-US" id="id_14233982_3422911_2_1">Accumulated Deficit [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RetainedEarningsMember" xlink:to="ifrs-full_RetainedEarningsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_lbl" xml:lang="en-US" id="id_14233982_3422913_1_1">Retrospective application and retrospective restatement [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_lbl" xml:lang="en-US" id="id_14233982_3422913_2_1">Retrospective application and retrospective restatement [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_Revenue" xlink:label="ifrs-full_Revenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Revenue_lbl" xml:lang="en-US" id="id_14233982_3422778_1_1">Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_Revenue_lbl" xml:lang="en-US" id="id_14233982_3422778_2_1">Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_Revenue_lbl" xml:lang="en-US" id="id_14233982_3422778_6_1">Total revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_Revenue_lbl" xml:lang="en-US" id="id_14233982_3422778_12_1">Total revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Revenue" xlink:to="ifrs-full_Revenue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RevenueFromInterest" xlink:label="ifrs-full_RevenueFromInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RevenueFromInterest_lbl" xml:lang="en-US" id="id_14233982_3423613_1_1">Interest income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RevenueFromInterest_lbl" xml:lang="en-US" id="id_14233982_3423613_2_1">Interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RevenueFromInterest" xlink:to="ifrs-full_RevenueFromInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RevenueFromRenderingOfServices" xlink:label="ifrs-full_RevenueFromRenderingOfServices"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RevenueFromRenderingOfServices_lbl" xml:lang="en-US" id="id_14233982_3423621_1_1">Revenue from rendering of services</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RevenueFromRenderingOfServices_lbl" xml:lang="en-US" id="id_14233982_3423621_2_1">Revenue from the rendering of services (recognized over time)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RevenueFromRenderingOfServices" xlink:to="ifrs-full_RevenueFromRenderingOfServices_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RightofuseAssets" xlink:label="ifrs-full_RightofuseAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RightofuseAssets_lbl" xml:lang="en-US" id="id_14233982_3423634_1_1">Right-of-use assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RightofuseAssets_lbl" xml:lang="en-US" id="id_14233982_3423634_2_1">Right-of-use assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RightofuseAssets" xlink:to="ifrs-full_RightofuseAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_RightofuseAssetsMember" xlink:label="ifrs-full_RightofuseAssetsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RightofuseAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3422937_1_1">Right-of-use assets [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_RightofuseAssetsMember_lbl" xml:lang="en-US" id="id_14233982_3422937_2_1">Right-to-use [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RightofuseAssetsMember" xlink:to="ifrs-full_RightofuseAssetsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_RighttoAccessMember" xlink:label="asnd_RighttoAccessMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_RighttoAccessMember_lbl" xml:lang="en-US" id="id_14233982_3547784_3_1">Right-to- access.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_RighttoAccessMember_lbl" xml:lang="en-US" id="id_14233982_3547784_1_1">Right-to- Access [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_RighttoAccessMember_lbl" xml:lang="en-US" id="id_14233982_3547784_2_1">Right-to-access [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_RighttoAccessMember" xlink:to="asnd_RighttoAccessMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SellingGeneralAndAdministrativeExpense" xlink:label="ifrs-full_SellingGeneralAndAdministrativeExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US" id="id_14233982_3423256_1_1">Selling, general and administrative expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_SellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US" id="id_14233982_3423256_14_1">General and administrative expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SellingGeneralAndAdministrativeExpense" xlink:to="ifrs-full_SellingGeneralAndAdministrativeExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SharebasedPaymentArrangementsMember" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember_lbl" xml:lang="en-US" id="id_14233982_3422970_1_1">Share-based payment arrangements [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember_lbl" xml:lang="en-US" id="id_14233982_3422970_2_1">Share-based payment arrangements [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SharebasedPaymentArrangementsMember" xlink:to="ifrs-full_SharebasedPaymentArrangementsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ShareBasedPaymentArrangementVestingPeriod" xlink:label="asnd_ShareBasedPaymentArrangementVestingPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ShareBasedPaymentArrangementVestingPeriod_lbl" xml:lang="en-US" id="id_14233982_3471998_3_1">Share based payment arrangement vesting period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ShareBasedPaymentArrangementVestingPeriod_lbl" xml:lang="en-US" id="id_14233982_3471998_1_1">Share based Payment Arrangement Vesting Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ShareBasedPaymentArrangementVestingPeriod_lbl" xml:lang="en-US" id="id_14233982_3471998_2_1">Vesting period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ShareBasedPaymentArrangementVestingPeriod" xlink:to="asnd_ShareBasedPaymentArrangementVestingPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ShareOfEquityAfterEliminations" xlink:label="asnd_ShareOfEquityAfterEliminations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ShareOfEquityAfterEliminations_lbl" xml:lang="en-US" id="id_14233982_3557356_3_1">Share of equity after eliminations.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ShareOfEquityAfterEliminations_lbl" xml:lang="en-US" id="id_14233982_3557356_1_1">Share of equity after eliminations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="asnd_ShareOfEquityAfterEliminations_lbl" xml:lang="en-US" id="id_14233982_3557356_6_1">Company's share of equity after eliminations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ShareOfEquityAfterEliminations" xlink:to="asnd_ShareOfEquityAfterEliminations_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_ShareOfEquityBeforeEliminations" xlink:label="asnd_ShareOfEquityBeforeEliminations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_ShareOfEquityBeforeEliminations_lbl" xml:lang="en-US" id="id_14233982_3557355_3_1">Share of equity before eliminations.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_ShareOfEquityBeforeEliminations_lbl" xml:lang="en-US" id="id_14233982_3557355_1_1">Share of equity before eliminations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_ShareOfEquityBeforeEliminations_lbl" xml:lang="en-US" id="id_14233982_3557355_2_1">Company's share of equity before eliminations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_ShareOfEquityBeforeEliminations" xlink:to="asnd_ShareOfEquityBeforeEliminations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:label="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_lbl" xml:lang="en-US" id="id_14233982_3422845_1_1">Share of profit (loss) of associates accounted for using equity method</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_lbl" xml:lang="en-US" id="id_14233982_3422845_2_1">Share of profit/(loss) of associate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_lbl" xml:lang="en-US" id="id_14233982_3422845_14_1">Reversal of share of profit/(loss) of associate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:to="ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SharePremiumMember" xlink:label="ifrs-full_SharePremiumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SharePremiumMember_lbl" xml:lang="en-US" id="id_14233982_3422849_1_1">Share premium [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_SharePremiumMember_lbl" xml:lang="en-US" id="id_14233982_3422849_2_1">Share Premium [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SharePremiumMember" xlink:to="ifrs-full_SharePremiumMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_SharePurchasePricePerShareFollowOnOffering" xlink:label="asnd_SharePurchasePricePerShareFollowOnOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_SharePurchasePricePerShareFollowOnOffering_lbl" xml:lang="en-US" id="id_14233982_3528953_3_1">Share purchase price per share follow on offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_SharePurchasePricePerShareFollowOnOffering_lbl" xml:lang="en-US" id="id_14233982_3528953_1_1">Share purchase price per share follow on offering</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_SharePurchasePricePerShareFollowOnOffering_lbl" xml:lang="en-US" id="id_14233982_3528953_2_1">Share purchase price per share follow on offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_SharePurchasePricePerShareFollowOnOffering" xlink:to="asnd_SharePurchasePricePerShareFollowOnOffering_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:label="ifrs-full_SignificantInvestmentsInAssociatesAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SignificantInvestmentsInAssociatesAxis_lbl" xml:lang="en-US" id="id_14233982_3422992_1_1">Associates [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_SignificantInvestmentsInAssociatesAxis_lbl" xml:lang="en-US" id="id_14233982_3422992_2_1">Associates [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SignificantInvestmentsInAssociatesAxis" xlink:to="ifrs-full_SignificantInvestmentsInAssociatesAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:label="ifrs-full_SignificantInvestmentsInSubsidiariesAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SignificantInvestmentsInSubsidiariesAxis_lbl" xml:lang="en-US" id="id_14233982_3423286_1_1">Subsidiaries [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_SignificantInvestmentsInSubsidiariesAxis_lbl" xml:lang="en-US" id="id_14233982_3423286_2_1">Subsidiaries [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:to="ifrs-full_SignificantInvestmentsInSubsidiariesAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_SocialSecurityContributions" xlink:label="ifrs-full_SocialSecurityContributions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SocialSecurityContributions_lbl" xml:lang="en-US" id="id_14233982_3422859_1_1">Social security contributions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_SocialSecurityContributions_lbl" xml:lang="en-US" id="id_14233982_3422859_2_1">Social security costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SocialSecurityContributions" xlink:to="ifrs-full_SocialSecurityContributions_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_StatementLineItems" xlink:label="asnd_StatementLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_StatementLineItems_lbl" xml:lang="en-US" id="id_14233982_3426236_3_1">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_StatementLineItems_lbl" xml:lang="en-US" id="id_14233982_3426236_1_1">Statement [line items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_StatementLineItems_lbl" xml:lang="en-US" id="id_14233982_3426236_2_1">Statement [LineItems]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_StatementLineItems" xlink:to="asnd_StatementLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_StatementOfCashFlowsAbstract" xlink:label="ifrs-full_StatementOfCashFlowsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US" id="id_14233982_3423004_1_1">Statement of cash flows [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US" id="id_14233982_3423004_2_1">Statement of cash flows [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_StatementOfCashFlowsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_StatementOfChangesInEquityAbstract" xlink:label="ifrs-full_StatementOfChangesInEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_StatementOfChangesInEquityAbstract_lbl" xml:lang="en-US" id="id_14233982_3422872_1_1">Statement of changes in equity [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_StatementOfChangesInEquityAbstract_lbl" xml:lang="en-US" id="id_14233982_3422872_2_1">Statement of changes in equity [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_StatementOfChangesInEquityAbstract" xlink:to="ifrs-full_StatementOfChangesInEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475725_3_1">Statement of comprehensive income, profit or loss location.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475725_1_1">Statement of comprehensive income, profit or loss location [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis_lbl" xml:lang="en-US" id="id_14233982_3475725_2_1">Statement of comprehensive income, profit or loss location [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis" xlink:to="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember_lbl" xml:lang="en-US" id="id_14233982_3532006_3_1">Statement of comprehensive income, profit or loss location 1.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember_lbl" xml:lang="en-US" id="id_14233982_3532006_1_1">Statement of comprehensive income, profit or loss location [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember_lbl" xml:lang="en-US" id="id_14233982_3532006_2_1">Statement of comprehensive income, profit or loss location [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember" xlink:to="asnd_StatementOfComprehensiveIncomeProfitOrLossLocationMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_StatementOfFinancialPositionAbstract" xlink:label="ifrs-full_StatementOfFinancialPositionAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US" id="id_14233982_3422873_1_1">Statement of financial position [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US" id="id_14233982_3422873_2_1">Financial position</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="ifrs-full_StatementOfFinancialPositionAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_StatementTable" xlink:label="asnd_StatementTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_StatementTable_lbl" xml:lang="en-US" id="id_14233982_3426235_3_1">Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders Equity and Other Comprehensive Income, or other statement as needed.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_StatementTable_lbl" xml:lang="en-US" id="id_14233982_3426235_1_1">Statement [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_StatementTable_lbl" xml:lang="en-US" id="id_14233982_3426235_2_1">Statement [table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_StatementTable" xlink:to="asnd_StatementTable_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets" xlink:label="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets_lbl" xml:lang="en-US" id="id_14233982_3547820_3_1">Tax effect from valuation adjustments on deferred tax assets.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets_lbl" xml:lang="en-US" id="id_14233982_3547820_1_1">Tax effect from valuation adjustments on deferred tax assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets_lbl" xml:lang="en-US" id="id_14233982_3547820_2_1">Valuation adjustments on deferred tax assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets" xlink:to="asnd_TaxEffectFromValuationAdjustmentsOnDeferredTaxAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TaxEffectOfDeductibleItemsNotExpensed" xlink:label="asnd_TaxEffectOfDeductibleItemsNotExpensed"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TaxEffectOfDeductibleItemsNotExpensed_lbl" xml:lang="en-US" id="id_14233982_3442168_3_1">Tax effect of deductible items not expensed.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TaxEffectOfDeductibleItemsNotExpensed_lbl" xml:lang="en-US" id="id_14233982_3442168_1_1">Tax effect of deductible items not expensed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TaxEffectOfDeductibleItemsNotExpensed_lbl" xml:lang="en-US" id="id_14233982_3442168_2_1">Additional tax deductions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TaxEffectOfDeductibleItemsNotExpensed" xlink:to="asnd_TaxEffectOfDeductibleItemsNotExpensed_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss" xlink:label="ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss_lbl" xml:lang="en-US" id="id_14233982_3423740_1_1">Tax effect of expense not deductible in determining taxable profit (tax loss)</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss" xlink:to="ifrs-full_TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TaxEffectOfShareOfProfitLossOfAssociates" xlink:label="asnd_TaxEffectOfShareOfProfitLossOfAssociates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TaxEffectOfShareOfProfitLossOfAssociates_lbl" xml:lang="en-US" id="id_14233982_3557074_3_1">Tax effect of share of profit (loss) of associates.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TaxEffectOfShareOfProfitLossOfAssociates_lbl" xml:lang="en-US" id="id_14233982_3557074_1_1">Tax effect of share of profit loss of associates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TaxEffectOfShareOfProfitLossOfAssociates_lbl" xml:lang="en-US" id="id_14233982_3557074_2_1">Share of profit/(loss) of associate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TaxEffectOfShareOfProfitLossOfAssociates" xlink:to="asnd_TaxEffectOfShareOfProfitLossOfAssociates_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TaxEffectOfTaxCreditsNotRecognised" xlink:label="asnd_TaxEffectOfTaxCreditsNotRecognised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TaxEffectOfTaxCreditsNotRecognised_lbl" xml:lang="en-US" id="id_14233982_3460294_3_1">Tax effect of tax credits not recognised.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TaxEffectOfTaxCreditsNotRecognised_lbl" xml:lang="en-US" id="id_14233982_3460294_1_1">Tax effect of tax credits not recognised</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TaxEffectOfTaxCreditsNotRecognised_lbl" xml:lang="en-US" id="id_14233982_3460294_2_1">Tax credits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TaxEffectOfTaxCreditsNotRecognised" xlink:to="asnd_TaxEffectOfTaxCreditsNotRecognised_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TaxEffectOfTaxLosses" xlink:label="ifrs-full_TaxEffectOfTaxLosses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TaxEffectOfTaxLosses_lbl" xml:lang="en-US" id="id_14233982_3423027_1_1">Tax effect of tax losses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TaxEffectOfTaxLosses_lbl" xml:lang="en-US" id="id_14233982_3423027_2_1">Tax deductible losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TaxEffectOfTaxLosses" xlink:to="ifrs-full_TaxEffectOfTaxLosses_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:label="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_lbl" xml:lang="en-US" id="id_14233982_3423742_1_1">Tax expense (income) at applicable tax rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_lbl" xml:lang="en-US" id="id_14233982_3423742_2_1">Tax at the Danish corporation tax rate of 22%</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:to="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TextBlockAbstract" xlink:label="asnd_TextBlockAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TextBlockAbstract_lbl" xml:lang="en-US" id="id_14233982_3426207_3_1">Text block [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TextBlockAbstract_lbl" xml:lang="en-US" id="id_14233982_3426207_1_1">Text block [abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TextBlockAbstract_lbl" xml:lang="en-US" id="id_14233982_3426207_2_1">Text Block [abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TextBlockAbstract" xlink:to="asnd_TextBlockAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TopOfRangeMember" xlink:label="ifrs-full_TopOfRangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TopOfRangeMember_lbl" xml:lang="en-US" id="id_14233982_3423353_1_1">Top of range [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TopOfRangeMember_lbl" xml:lang="en-US" id="id_14233982_3423353_2_1">Top of range [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TopOfRangeMember" xlink:to="ifrs-full_TopOfRangeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_lbl" xml:lang="en-US" id="id_14233982_3423356_1_1">Current trade payables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_lbl" xml:lang="en-US" id="id_14233982_3423356_2_1">Trade payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:to="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:label="ifrs-full_TradeAndOtherPayablesToTradeSuppliers"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherPayablesToTradeSuppliers_lbl" xml:lang="en-US" id="id_14233982_3424014_1_1">Trade payables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TradeAndOtherPayablesToTradeSuppliers_lbl" xml:lang="en-US" id="id_14233982_3424014_2_1">Trade payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:to="ifrs-full_TradeAndOtherPayablesToTradeSuppliers_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TradeReceivables" xlink:label="ifrs-full_TradeReceivables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeReceivables_lbl" xml:lang="en-US" id="id_14233982_3423360_1_1">Trade receivables</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TradeReceivables_lbl" xml:lang="en-US" id="id_14233982_3423360_2_1">Trade balances</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_TradeReceivables_lbl" xml:lang="en-US" id="id_14233982_3423360_12_1">Trade receivables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeReceivables" xlink:to="ifrs-full_TradeReceivables_lbl"/>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2018/dei-2018-01-31.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_14233982_3423057_1_1">Trading Symbol</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_14233982_3423057_2_1">Trading Symbol</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_TRowePriceAssociatesincMember" xlink:label="asnd_TRowePriceAssociatesincMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_TRowePriceAssociatesincMember_lbl" xml:lang="en-US" id="id_14233982_3559263_3_1">T Rowe Price Associates Inc.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_TRowePriceAssociatesincMember_lbl" xml:lang="en-US" id="id_14233982_3559263_1_1">T Rowe Price AssociatesInc [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_TRowePriceAssociatesincMember_lbl" xml:lang="en-US" id="id_14233982_3559263_2_1">T Rowe Price Associates Inc [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_TRowePriceAssociatesincMember" xlink:to="asnd_TRowePriceAssociatesincMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:label="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_lbl" xml:lang="en-US" id="id_14233982_3424457_1_1">Types of share-based payment arrangements [axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_lbl" xml:lang="en-US" id="id_14233982_3424457_2_1">Types of share-based payment arrangements [axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_UnderwritersRightToPurchaseShares" xlink:label="asnd_UnderwritersRightToPurchaseShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_UnderwritersRightToPurchaseShares_lbl" xml:lang="en-US" id="id_14233982_3470762_3_1">Underwriters right to purchase shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_UnderwritersRightToPurchaseShares_lbl" xml:lang="en-US" id="id_14233982_3470762_1_1">Underwriters right to purchase shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_UnderwritersRightToPurchaseShares_lbl" xml:lang="en-US" id="id_14233982_3470762_2_1">Underwriters right to purchase shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_UnderwritersRightToPurchaseShares" xlink:to="asnd_UnderwritersRightToPurchaseShares_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_UnrecognizedDeferredTaxFromAssociates" xlink:label="asnd_UnrecognizedDeferredTaxFromAssociates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_UnrecognizedDeferredTaxFromAssociates_lbl" xml:lang="en-US" id="id_14233982_3557075_3_1">Unrecognized deferred tax from associates.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_UnrecognizedDeferredTaxFromAssociates_lbl" xml:lang="en-US" id="id_14233982_3557075_1_1">Unrecognized deferred tax from associates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_UnrecognizedDeferredTaxFromAssociates_lbl" xml:lang="en-US" id="id_14233982_3557075_2_1">Unrecognized deferred tax from associate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_UnrecognizedDeferredTaxFromAssociates" xlink:to="asnd_UnrecognizedDeferredTaxFromAssociates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="country_US"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="country_US_lbl" xml:lang="en-US" id="id_14233982_3424474_1_1">UNITED STATES</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_US_lbl" xml:lang="en-US" id="id_14233982_3424474_2_1">USA [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_US" xlink:to="country_US_lbl"/>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_USD" xlink:label="currency_USD"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="currency_USD_lbl" xml:lang="en-US" id="id_14233982_3423397_1_1">United States of America, Dollars</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="currency_USD_lbl" xml:lang="en-US" id="id_14233982_3423397_2_1">US Dollars (USD) [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="currency_USD" xlink:to="currency_USD_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_USDollarsMember" xlink:label="asnd_USDollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_USDollarsMember_lbl" xml:lang="en-US" id="id_14233982_3484746_3_1">U.S. dollars [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_USDollarsMember_lbl" xml:lang="en-US" id="id_14233982_3484746_1_1">U.S. dollars [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_USDollarsMember_lbl" xml:lang="en-US" id="id_14233982_3484746_2_1">U.S. dollars [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_USDollarsMember" xlink:to="asnd_USDollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_UsDollarsToEuroMember" xlink:label="asnd_UsDollarsToEuroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_UsDollarsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3486021_3_1">US dollars to Euro.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_UsDollarsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3486021_1_1">US dollars to Euro [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_UsDollarsToEuroMember_lbl" xml:lang="en-US" id="id_14233982_3486021_2_1">US dollars to Euro [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_UsDollarsToEuroMember" xlink:to="asnd_UsDollarsToEuroMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment" xlink:label="ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3424475_1_1">Useful lives or depreciation rates, property, plant and equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_14233982_3424475_2_1">Asset's expected useful life</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment" xlink:to="ifrs-full_UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_VisenPharmaceuticalMember" xlink:label="asnd_VisenPharmaceuticalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_VisenPharmaceuticalMember_lbl" xml:lang="en-US" id="id_14233982_3512077_3_1">Visen pharmaceuticals.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_VisenPharmaceuticalMember_lbl" xml:lang="en-US" id="id_14233982_3512077_1_1">Visen Pharmaceutical [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_VisenPharmaceuticalMember_lbl" xml:lang="en-US" id="id_14233982_3512077_2_1">VISEN Pharmaceuticals [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_VisenPharmaceuticalMember" xlink:to="asnd_VisenPharmaceuticalMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_VivoCapitalMember" xlink:label="asnd_VivoCapitalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_VivoCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3559266_3_1">Vivo capital.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_VivoCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3559266_1_1">Vivo Capital [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_VivoCapitalMember_lbl" xml:lang="en-US" id="id_14233982_3559266_2_1">Vivo capital [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_VivoCapitalMember" xlink:to="asnd_VivoCapitalMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WagesAndSalaries_lbl" xml:lang="en-US" id="id_14233982_3423771_1_1">Wages and salaries</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WagesAndSalaries_lbl" xml:lang="en-US" id="id_14233982_3423771_2_1">Wages and salaries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WagesAndSalaries" xlink:to="ifrs-full_WagesAndSalaries_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_Warrant1Member" xlink:label="asnd_Warrant1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_Warrant1Member_lbl" xml:lang="en-US" id="id_14233982_3509053_3_1">Warrants.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_Warrant1Member_lbl" xml:lang="en-US" id="id_14233982_3509053_1_1">Warrant1 [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_Warrant1Member_lbl" xml:lang="en-US" id="id_14233982_3509053_2_1">Warrants [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_Warrant1Member" xlink:to="asnd_Warrant1Member_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WarrantExcercisedPeriod" xlink:label="asnd_WarrantExcercisedPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WarrantExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3472454_3_1">Warrant excercised period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WarrantExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3472454_1_1">Warrant excercised period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WarrantExcercisedPeriod_lbl" xml:lang="en-US" id="id_14233982_3472454_2_1">Warrant excercised period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_WarrantExcercisedPeriod" xlink:to="asnd_WarrantExcercisedPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember" xlink:label="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember_lbl" xml:lang="en-US" id="id_14233982_3481781_3_1">Warrants granted after December eighteen two thousand eighteen.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember_lbl" xml:lang="en-US" id="id_14233982_3481781_1_1">Warrants granted after December eighteen two thousand eighteen [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember_lbl" xml:lang="en-US" id="id_14233982_3481781_2_1">Warrants granted after December 18, 2015 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember" xlink:to="asnd_WarrantsGrantedAfterDecemberEighteenTwoThousandEighteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember_lbl" xml:lang="en-US" id="id_14233982_3481777_3_1">Warrants issued after december two thousand sixteen.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember_lbl" xml:lang="en-US" id="id_14233982_3481777_1_1">Warrants issued after december two thousand sixteen [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember_lbl" xml:lang="en-US" id="id_14233982_3481777_2_1">Warrants issued after December 2016 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember" xlink:to="asnd_WarrantsIssuedAfterDecemberTwoThousandSixteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481779_3_1">Warrants issued after december two thousand twelve.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481779_1_1">Warrants issued after december two thousand twelve [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481779_2_1">Warrants issued after December 2012 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember" xlink:to="asnd_WarrantsIssuedAfterDecemberTwoThousandTwelveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember" xlink:label="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481764_3_1">Warrants issued from two thousand eight to two thousand twelve.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481764_1_1">Warrants issued from two thousand eight to two thousand twelve [member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember_lbl" xml:lang="en-US" id="id_14233982_3481764_2_1">Warrants issued from 2008 to 2012 [member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember" xlink:to="asnd_WarrantsIssuedFromTwoThousandEightToTwoThousandTwelveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424070_1_1">Weighted average exercise price of other equity instruments exercisable in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424070_2_1">Weighted average exercise price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424493_1_1">Weighted average exercise price of other equity instruments exercised or vested in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424493_2_1">Exercised during the year</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423416_1_1">Weighted average exercise price of other equity instruments expired in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423416_2_1">Expired during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExpiredInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423779_1_1">Weighted average exercise price of other equity instruments forfeited in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423779_2_1">Forfeited during the year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424071_1_1">Weighted average exercise price of other equity instruments granted in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424071_2_1">Granted during the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3424071_12_1">Weighted Average Exercise, Granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2018-03-16/full_ifrs/full_ifrs-cor_2018-03-16.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423417_1_1">Weighted average exercise price of other equity instruments outstanding in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423417_4_1">Ending balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423417_5_1">Beginning balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423417_2_1">Weighted Average Exercise, Outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3423417_12_1">Weighted average share price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_lbl"/>
    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WeightedAverageExercisePriceOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement" xlink:label="asnd_WeightedAverageExercisePriceOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WeightedAverageExercisePriceOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3466233_3_1">Weighted average exercise price of other equity instruments vested in share-based payment arrangement.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WeightedAverageExercisePriceOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3466233_1_1">Weighted average exercise price of other equity instruments vested in share-based payment arrangement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WeightedAverageExercisePriceOfOtherEquityInstrumentsVestedInSharebasedPaymentArrangement_lbl" xml:lang="en-US" id="id_14233982_3466233_2_1">Vested at the balance sheet date</label>
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    <loc xlink:type="locator" xlink:href="asnd-20181231.xsd#asnd_WeightedAverageRemainingContractualLifeOfOutstandingOtherEquityInstruments" xlink:label="asnd_WeightedAverageRemainingContractualLifeOfOutstandingOtherEquityInstruments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="asnd_WeightedAverageRemainingContractualLifeOfOutstandingOtherEquityInstruments_lbl" xml:lang="en-US" id="id_14233982_3432404_3_1">Weighted average remaining contractual life of outstanding other equity instruments.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="asnd_WeightedAverageRemainingContractualLifeOfOutstandingOtherEquityInstruments_lbl" xml:lang="en-US" id="id_14233982_3432404_1_1">Weighted average remaining contractual life of outstanding other equity instruments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="asnd_WeightedAverageRemainingContractualLifeOfOutstandingOtherEquityInstruments_lbl" xml:lang="en-US" id="id_14233982_3432404_2_1">Weighted average exercise price</label>
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