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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001140361-08-022735.txt : 20081006
<SEC-HEADER>0001140361-08-022735.hdr.sgml : 20081006
<ACCEPTANCE-DATETIME>20081006170232
ACCESSION NUMBER:		0001140361-08-022735
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20081002
FILED AS OF DATE:		20081006
DATE AS OF CHANGE:		20081006

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ISOLAGEN INC
		CENTRAL INDEX KEY:			0000357097
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				870458888
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2500 WILCREST
		STREET 2:		5TH FLOOR
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77042
		BUSINESS PHONE:		713-780-4754

	MAIL ADDRESS:	
		STREET 1:		2500 WILCREST
		STREET 2:		5TH FLOOR
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77042

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMERICAN FINANCIAL HOLDING INC /DE
		DATE OF NAME CHANGE:	19960330

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMERICAN FINANCIAL HOLDING INC /CO
		DATE OF NAME CHANGE:	19921008

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VIDTOR COMMUNICATIONS INC
		DATE OF NAME CHANGE:	19920721

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STARK BRIAN JAY
		CENTRAL INDEX KEY:			0001010208

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31564
		FILM NUMBER:		081110208

	BUSINESS ADDRESS:	
		STREET 1:		3600 SOUTH LAKE DR
		CITY:			ST FRANCIS
		STATE:			WI
		ZIP:			53235
		BUSINESS PHONE:		414 294 7000

	MAIL ADDRESS:	
		STREET 1:		10556 N PORT WASHINGTON RD
		CITY:			MEQUON
		STATE:			WI
		ZIP:			53092

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ROTH MICHAEL
		CENTRAL INDEX KEY:			0001010207

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31564
		FILM NUMBER:		081110209

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4142411810

	MAIL ADDRESS:	
		STREET 1:		10556 N PORT WASHINGTON RD
		CITY:			MEQUON
		STATE:			WI
		ZIP:			53092
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-10-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000357097</issuerCik>
        <issuerName>ISOLAGEN INC</issuerName>
        <issuerTradingSymbol>ILE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001010207</rptOwnerCik>
            <rptOwnerName>ROTH MICHAEL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O STARK INVESTMENTS</rptOwnerStreet1>
            <rptOwnerStreet2>3600 SOUTH LAKE DRIVE</rptOwnerStreet2>
            <rptOwnerCity>ST. FRANCIS</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53235</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001010208</rptOwnerCik>
            <rptOwnerName>STARK BRIAN JAY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O STARK INVESTMENTS</rptOwnerStreet1>
            <rptOwnerStreet2>3600 SOUTH LAKE DRIVE</rptOwnerStreet2>
            <rptOwnerCity>ST. FRANCIS</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53235</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.001 par value per share</value>
            </securityTitle>
            <transactionDate>
                <value>2008-10-02</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>77400</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.0488</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7177613</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By SF Capital Partners Ltd.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The shares of Common Stock are held directly by SF Capital Partners Ltd. (&quot;SF Capital&quot;). The Reporting Persons direct the management of Stark Offshore Management LLC (&quot;Stark Offshore&quot;), which acts as investment manager and has sole power to direct the management of SF Capital. As the Managing Members of Stark Offshore, the Reporting Persons possess voting and dispositive power over all of the foregoing shares. Therefore, for the purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended, the Reporting Persons may be deemed to be the beneficial owners of, but hereby disclaim such beneficial ownership of, the foregoing shares.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael A. Roth</signatureName>
        <signatureDate>2008-10-06</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Brian Jay Stark</signatureName>
        <signatureDate>2008-10-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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