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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-12-14</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001824893</issuerCik>
        <issuerName>Surrozen, Inc./DE</issuerName>
        <issuerTradingSymbol>SRZN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001097955</rptOwnerCik>
            <rptOwnerName>BLUTT MITCHELL J MD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1370 AVENUE OF THE AMERICAS</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 3301</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001829318</rptOwnerCik>
            <rptOwnerName>Soffer Benny</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CONSONANCE-HFW ACQUISITION CORP.,</rptOwnerStreet1>
            <rptOwnerStreet2>1 PALMER SQUARE, SUITE 305</rptOwnerStreet2>
            <rptOwnerCity>PRINCETON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08540</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001828234</rptOwnerCik>
            <rptOwnerName>Livingston Kevin Harold</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CONSONANCE-HFW ACQUISITION CORP.,</rptOwnerStreet1>
            <rptOwnerStreet2>1 PALMER SQUARE, SUITE 305</rptOwnerStreet2>
            <rptOwnerCity>PRINCETON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08540</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001544773</rptOwnerCik>
            <rptOwnerName>Consonance Capital Management LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1370 AVENUE OF THE AMERICAS</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 3301</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001620428</rptOwnerCik>
            <rptOwnerName>Consonance Capman GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1370 AVENUE OF THE AMERICAS</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 3301</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001824774</rptOwnerCik>
            <rptOwnerName>Consonance Life Sciences</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1370 AVENUE OF THE AMERICAS</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 3301</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1748750</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Capital Master Account LP</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1297922</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F4"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Capital Opportunity Master Fund, LP</value>
                    <footnoteId id="F5"/>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>450827</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F7"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Managed Account</value>
                    <footnoteId id="F8"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1885000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F9"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Life Sciences, LLC</value>
                    <footnoteId id="F10"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>11.50</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>582916</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>582916</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Capital Master Account LP</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>11.50</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>432639</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F4"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F4"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>432639</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Capital Opportunity Master Fund, LP</value>
                    <footnoteId id="F5"/>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>11.50</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>150275</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F7"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F7"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>150275</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Managed Account</value>
                    <footnoteId id="F8"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrants (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>11.50</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>144666</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F9"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F9"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F9"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>144666</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Consonance Life Sciences, LLC</value>
                    <footnoteId id="F10"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On December 12, 2022, Consonance Capital Master Account LP (the &quot;Master Account&quot;), Consonance Capital Opportunity Master Fund, LP (&quot;Consonance Opportunity Master&quot;), a certain managed account (the &quot;Managed Account&quot;), Consonance Life Sciences, LLC (&quot;Consonance Life Sciences&quot;), and Surrozen, Inc. (the &quot;Issuer&quot;) entered into a Securities Purchase Agreement (the &quot;Purchase Agreement&quot;).  Pursuant to the Purchase Agreement, Master Account agreed to sell to the Issuer 1,748,750 shares of common stock of the Issuer and warrants to purchase 582,916 shares of common stock of the Issuer for an aggregate purchase price of $874,375. Each warrant entitles the holder thereof to purchase one share of common stock of the Issuer at a price of $11.50 per share, subject to adjustment.  The warrants are currently exercisable and will expire at the earlier of August 12, 2026, or upon redemption or liquidation.</footnote>
        <footnote id="F2">Consonance Capital Management LP (&quot;Consonance Management&quot;) was an indirect beneficial owner of the securities reported herein that were held by the Master Account.  Consonance Management is the investment adviser of the Master Account, and pursuant to an investment advisory agreement, Consonance Management exercises voting and investment power over the securities of the Issuer held by the Master Account.  Consonance Capman GP LLC (&quot;Capman&quot;) is the general partner of Consonance Management.  Consonance Management receives an asset-based fee, but has no pecuniary interest.</footnote>
        <footnote id="F3">(Continued from Footnote 2) Mitchell Blutt is the manager and member of Capman and has a pecuniary interest in the securities held by the Master Account as the manager and member of the general partner of the Master Account and thereby is entitled to a portion of the profits allocation.  Each of Dr. Blutt, Consonance Management and Capman disclaims beneficial ownership of the securities that were held by the Master Account except to the extent of their pecuniary interest therein.</footnote>
        <footnote id="F4">Pursuant to the Purchase Agreement, Consonance Opportunity Master agreed to sell to the Issuer 1,297,922 shares of common stock of the Issuer and warrants to purchase 432,639 shares of common stock of the Issuer for an aggregate purchase price of $648,961.  Each warrant entitles the holder thereof to purchase one share of common stock of the Issuer at a price of $11.50 per share, subject to adjustment.  The warrants are currently exercisable and will expire at the earlier of August 12, 2026, or upon redemption or liquidation.</footnote>
        <footnote id="F5">Consonance Management was an indirect beneficial owner of the securities reported herein that were held by Consonance Opportunity Master.  Consonance Management is the investment adviser of Consonance Opportunity Master, and pursuant to an investment advisory agreement, Consonance Management exercises voting and investment power over the securities of the Issuer held by Consonance Opportunity Master.  Capman is the general partner of Consonance Management.</footnote>
        <footnote id="F6">(Continued from Footnote 5) Consonance Management receives an asset-based fee, but has no pecuniary interest.  Mitchell Blutt is the manager and member of Capman and has a pecuniary interest in the securities held by Consonance Opportunity Master as the manager and member of the general partner of Consonance Opportunity Master and thereby is entitled to a portion of the profits allocation.  Each of Dr. Blutt, Consonance Management and Capman disclaims beneficial ownership of the securities that were held by Consonance Opportunity Master except to the extent of their pecuniary interest therein.</footnote>
        <footnote id="F7">Pursuant to the Purchase Agreement, the Managed Account agreed to sell to the Issuer 450,827 shares of common stock of the Issuer and warrants to purchase 150,275 shares of common stock of the Issuer for an aggregate purchase price of $225,413.50. Each warrant entitles the holder thereof to purchase one share of common stock of the Issuer at a price of $11.50 per share, subject to adjustment.  The warrants are currently exercisable and will expire at the earlier of August 12, 2026, or upon redemption or liquidation.</footnote>
        <footnote id="F8">Consonance Management was an indirect beneficial owner of the securities reported herein that were held by the Managed Account.  Consonance Management is the investment adviser of the Managed Account and exercises voting and investment power over the securities of the Issuer held by the Managed Account.  Capman is the general partner of Consonance Management.  Consonance Management receives an asset-based fee, but has no pecuniary interest.  Mitchell Blutt is the manager and member of Capman.  Each of Dr. Blutt, Consonance Management and Capman disclaims beneficial ownership of the securities that were held by the Managed Account except to the extent of their pecuniary interest therein.</footnote>
        <footnote id="F9">Pursuant to the Purchase Agreement, Consonance Life Sciences agreed to sell to the Issuer 1,885,000 shares of common stock of the Issuer and warrants to purchase 144,666 shares of common stock of the Issuer for an aggregate purchase price of $942,500.  Each warrant entitles the holder thereof to purchase one share of common stock of the Issuer at a price of $11.50 per share, subject to adjustment.  The warrants are currently exercisable and will expire at the earlier of August 12, 2026, or upon redemption or liquidation.</footnote>
        <footnote id="F10">Consonance Life Sciences is governed by a board of managers consisting of Mitchell J. Blutt, Benny Soffer and Kevin Livingston. As such, Mitchell J. Blutt, Benny Soffer and Kevin Livingston may be deemed to have voting and investment discretion over the securities held by Consonance Life Sciences and may be deemed to have shared beneficial ownership of such securities. Each of Mitchell J. Blutt, Benny Soffer and Kevin Livingston disclaims beneficial ownership of the securities that were held by Consonance Life Sciences except to the extent of their pecuniary interest therein.  The Master Account, Consonance Opportunity Master and the Managed Account in the aggregate own the majority of the unit interests in Consonance Life Sciences.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>CONSONANCE CAPITAL MANAGEMENT LP, By:  Consonance Capman GP LLC, its general partner, Name: /s/ Mitchell Blutt, Title: Manager and Member</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>CONSONANCE CAPMAN GP, LLC, Name: /s/ Mitchell Blutt, Title: Manager and Member</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>CONSONANCE LIFE SCIENCES, LLC, Name: /s/ Benny Soffer, Title: Manager</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>MITCHELL BLUTT, Name: /s/ Mitchell Blutt</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>BENNY SOFFER, Name: /s/ Benny Soffer</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>KEVIN LIVINGSTON, Name: /s/ Kevin Livingston</signatureName>
        <signatureDate>2022-12-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
