<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2019-01-24</periodOfReport>

    <dateOfOriginalSubmission>2019-01-28</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001484565</issuerCik>
        <issuerName>SOLENO THERAPEUTICS INC</issuerName>
        <issuerTradingSymbol>SLNO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001766042</rptOwnerCik>
            <rptOwnerName>Hirano Patricia C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>203 REDWOOD SHORES PKWY, STE 500</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>REDWOOD CITY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>See Remarks</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option (right to buy)</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.95</value>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2027-04-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4000</value>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option (right to buy)</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.60</value>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-02-07</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>90000</value>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This option grant was omitted from the original Form 3 filed January 28, 2019.</footnote>
        <footnote id="F2">Twenty-five percent (25%) of the shares subject to the Option shall vest on the one year anniversary of April 19, 2017 (the &quot;Vesting Commencement Date&quot;), and one forty-eighth (1/48) of the total number of shares subject to the Option shall vest each month thereafter on the same day of the month as the Vesting Commencement Date, such that all of the shares subject to the Option will have vested as of the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person continuing to be a Service Provider through each such date.</footnote>
        <footnote id="F3">The per share exercise price and number of shares subject to the Option is as of January 24, 2019.</footnote>
        <footnote id="F4">One forty-eighth (1/48) of the shares subject to the Option shall vest on the first month anniversary of February 7, 2018 (the &quot;Vesting Commencement Date&quot;), and one forty-eighth (1/48) of the total number of shares subject to the Option shall vest each month thereafter on the same day of the month as the Vesting Commencement Date, such that all of the shares subject to the Option will have vested as of the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person continuing to be a Service Provider through each such date.</footnote>
    </footnotes>

    <remarks>Officer title: Vice President, Regulatory Affairs</remarks>

    <ownerSignature>
        <signatureName>/s/ Anish Bhatnagar, Attorney-in-Fact</signatureName>
        <signatureDate>2022-10-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
