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    <element id="HROW_ConsolidationBasisDescription" name="ConsolidationBasisDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EquityMethodInvestmentNotOwnershipPercentages" name="EquityMethodInvestmentNotOwnershipPercentages" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ReductionInCommonStockInvestment" name="ReductionInCommonStockInvestment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ClosingAndTransactionCosts" name="ClosingAndTransactionCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_MilestonePayment" name="MilestonePayment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_MilestonesReceivableBasedOnAgreedRevenues" name="MilestonesReceivableBasedOnAgreedRevenues" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DueFromReimbursementOfServicesAmount" name="DueFromReimbursementOfServicesAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AssetAcquisitionDescriptionOfAcquiredEntity" name="AssetAcquisitionDescriptionOfAcquiredEntity" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_CommercialPaymentsForRoyalties" name="CommercialPaymentsForRoyalties" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_RreimbursableExpenses" name="RreimbursableExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ComputerHardwareGross" name="ComputerHardwareGross" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_CapitalizedComputerSoftwareInternalUseInProcess" name="CapitalizedComputerSoftwareInternalUseInProcess" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_FiniteLivedIntangibleAssetsImpairment" name="FiniteLivedIntangibleAssetsImpairment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AccruedTransitionalFeesCurrentAndNoncurrent" name="AccruedTransitionalFeesCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AccruedLigitationSettlementsCurrentAndNoncurrent" name="AccruedLigitationSettlementsCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DebtInstrumentAdditionalPrincipalAmount" name="DebtInstrumentAdditionalPrincipalAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DebtIssuanceExpenses" name="DebtIssuanceExpenses" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_LeaseExpirationDateDescription" name="LeaseExpirationDateDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AdditionalAreaOfLand" name="AdditionalAreaOfLand" nillable="true" xbrli:periodType="duration" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsOutstandingWeightedAverageExercisePrice1" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsOutstandingWeightedAverageExercisePrice1" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsOutstandingAndExercisableWeightedAverageExercisePrice1" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsOutstandingAndExercisableWeightedAverageExercisePrice1" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_CashlessExerciseOfOptionsPricePerShares" name="CashlessExerciseOfOptionsPricePerShares" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_CommonStockWithheldOnCashlessExercise" name="CommonStockWithheldOnCashlessExercise" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ClosingPriceOfCommonStockPricePerShare" name="ClosingPriceOfCommonStockPricePerShare" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AverageStockPrice" name="AverageStockPrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_ForfeitureFactorPercentage" name="ForfeitureFactorPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredIncomeChangeInValuationAllowance" name="DeferredIncomeChangeInValuationAllowance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationExcessEmployeeRemuneration" name="EffectiveIncomeTaxRateReconciliationExcessEmployeeRemuneration" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffOfLimitedCreditsLimitedNolsAndCreditsDueToPreviousChangeInOwnership" name="EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffOfLimitedCreditsLimitedNolsAndCreditsDueToPreviousChangeInOwnership" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffLimitedCreditsOfNolsAndCreditsDueToPreviousChangeInOwnership" name="EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffLimitedCreditsOfNolsAndCreditsDueToPreviousChangeInOwnership" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffOfNolsAndCreditsDueToPreviousChangeInOwnership" name="EffectiveIncomeTaxRateReconciliationReductionOfValuationAllowanceForWriteOffOfNolsAndCreditsDueToPreviousChangeInOwnership" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_IncomeTaxBasisDifferenceInRelatedPartyTwo" name="IncomeTaxBasisDifferenceInRelatedPartyTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_IncomeTaxBasisDifferenceInLoan" name="IncomeTaxBasisDifferenceInLoan" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsTaxDeferredExpenseLimitations" name="DeferredTaxAssetsTaxDeferredExpenseLimitations" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsTaxDeferredCapitalExpenseLimitations" name="DeferredTaxAssetsTaxDeferredCapitalExpenseLimitations" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsTaxDeferredLeaseLiabilityExpenseLimitations" name="DeferredTaxAssetsTaxDeferredLeaseLiabilityExpenseLimitations" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsTaxDeferredRightOfUseAssetsExpenseLimitations" name="DeferredTaxAssetsTaxDeferredRightOfUseAssetsExpenseLimitations" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_FederalNetOperatingLossCarryforwardDescription" name="FederalNetOperatingLossCarryforwardDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_FederalAndStateResearchAndDevelopmentTaxCreditsExpirationDate" name="FederalAndStateResearchAndDevelopmentTaxCreditsExpirationDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_PercentageOfSalaryDepositsInTaxDeferredInvestmentAccount" name="PercentageOfSalaryDepositsInTaxDeferredInvestmentAccount" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_RoyaltyPaymentDescription" name="RoyaltyPaymentDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_MilestonePaymentInCash" name="MilestonePaymentInCash" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_MilestonePaymentsOnPayables" name="MilestonePaymentsOnPayables" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_ImpairmentAndDisposalOfLonglivedAssets" name="ImpairmentAndDisposalOfLonglivedAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="HROW_DeferredTaxAssetsTaxDeferredExpenseCapitalLosses" name="DeferredTaxAssetsTaxDeferredExpenseCapitalLosses" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationBenefitOfLowerTaxBrackets" name="EffectiveIncomeTaxRateReconciliationBenefitOfLowerTaxBrackets" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationLossOnDebtConversion" name="EffectiveIncomeTaxRateReconciliationLossOnDebtConversion" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
</schema>
