-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Cs3MnryqhN2rN8zJvGxXY5qZZQPIui5MYSJ/JbYODwH8CBCzEZPngXo3Fe3jqJ1D
 j+vRWj/9AJqVzVPcOdV9ew==

<SEC-DOCUMENT>0001209191-08-004814.txt : 20080122
<SEC-HEADER>0001209191-08-004814.hdr.sgml : 20080121
<ACCEPTANCE-DATETIME>20080122171914
ACCESSION NUMBER:		0001209191-08-004814
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080117
FILED AS OF DATE:		20080122
DATE AS OF CHANGE:		20080122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			THERAVANCE INC
		CENTRAL INDEX KEY:			0001080014
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				943265960
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		901 GATEWAY BLVD
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		6508086000

	MAIL ADDRESS:	
		STREET 1:		901 GATEWAY BLVD
		CITY:			S. SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ADVANCED MEDICINE INC
		DATE OF NAME CHANGE:	20000302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DRAZAN JEFFREY M
		CENTRAL INDEX KEY:			0001032623
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-30319
		FILM NUMBER:		08542701

	BUSINESS ADDRESS:	
		STREET 1:		2884 SAND HILL RD
		STREET 2:		STE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		4158541000

	MAIL ADDRESS:	
		STREET 1:		2884 SAND HILL RD STE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-01-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001080014</issuerCik>
        <issuerName>THERAVANCE INC</issuerName>
        <issuerTradingSymbol>THRX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001032623</rptOwnerCik>
            <rptOwnerName>DRAZAN JEFFREY M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SIERRA VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>2884 SAND HILL ROAD STE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>3% Convertible Subordinated Notes due 2015</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>25.87</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-01-17</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2008-01-17</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3193000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3193000.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-01-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3193000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sierra Ventures VI, L.P.</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>3% Convertible Subordinated Notes due 2015</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>25.87</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-01-17</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2008-01-17</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>307000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>307000.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-01-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3500000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By SV Associates VI, L.P.</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Convertible notes are exercisable at any time prior to the close of business on the business day immediately preceding the Expiration Date.</footnote>
        <footnote id="F2">Reporting Person is a general partner of SV Associates VI, L.P., which is the general partner of Sierra Ventures VI, L.P.  The Reporting Person disclaims beneficial ownership in these reported securities, except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F3">Convertible notes held in the name of SV Associates VI, L.P. as nominee, of which $69,906.20 represents convertible notes held in the name of SV Associates VI, L.P. as nominee on behalf of the Reporting Person</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jeffrey M. Drazan</signatureName>
        <signatureDate>2008-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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