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    <element id="HROW_EffectiveIncomeTaxRateReconciliationExcessEmployeeRemuneration" name="EffectiveIncomeTaxRateReconciliationExcessEmployeeRemuneration" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationUncertainTaxPosition" name="EffectiveIncomeTaxRateReconciliationUncertainTaxPosition" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_EffectiveIncomeTaxRateReconciliationProvisionToReturnTrueUps" name="EffectiveIncomeTaxRateReconciliationProvisionToReturnTrueUps" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetTAxCreditXarryForwardsDepreciationAndAmortization" name="DeferredTaxAssetTAxCreditXarryForwardsDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsResearchAndDevelopment" name="DeferredTaxAssetsResearchAndDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_IncomeTaxBasisDifferenceInRelatedPartyTwo" name="IncomeTaxBasisDifferenceInRelatedPartyTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_IncomeTaxBasisDifferenceInInvestments" name="IncomeTaxBasisDifferenceInInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsFederalBenefitOfStateReserves" name="DeferredTaxAssetsFederalBenefitOfStateReserves" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsLimitations" name="DeferredTaxAssetsLimitations" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DeferredTaxAssetsTaxDeferredCapitalizedExpensesLimitations" name="DeferredTaxAssetsTaxDeferredCapitalizedExpensesLimitations" 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" />
    <element id="HROW_StateNetOperatingLossExpirationDate" name="StateNetOperatingLossExpirationDate" nillable="true" xbrli:periodType="duration" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" />
    <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" />
    <element id="HROW_FederalTaxCreditFromDeferredTaxAssetsWithCorrespondingReductionOfValuationAllowance" name="FederalTaxCreditFromDeferredTaxAssetsWithCorrespondingReductionOfValuationAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_StateTaxCreditFromDeferredTaxAssetsWithCorrespondingReductionOfValuationAllowance" name="StateTaxCreditFromDeferredTaxAssetsWithCorrespondingReductionOfValuationAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_PercentageOfSalaryDepositsInTaxDeferredInvestmentAccount" name="PercentageOfSalaryDepositsInTaxDeferredInvestmentAccount" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_DescriptionForCommissionPayments" name="DescriptionForCommissionPayments" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_CommissionPaymentsPercentage" name="CommissionPaymentsPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_RoyaltyPaymentDescription" name="RoyaltyPaymentDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_NetSalesRevenue" name="NetSalesRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_MilestonePaymentInCash" name="MilestonePaymentInCash" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_AdditionalMilestonePaymentInCash" name="AdditionalMilestonePaymentInCash" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_InitialMilestonePayment" name="InitialMilestonePayment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_MilestonePaymentsOnPayables" name="MilestonePaymentsOnPayables" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HROW_CommissionRevenues" name="CommissionRevenues" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" 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" />
</schema>
