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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Qod71Nk9AI2Cx+8IhTpl5KWaJs7bShUd6nLMeRY8jUtuvcOfCldscIA73UrlYR5R
 TooB94uQVJVOr5jxxziQrA==

<SEC-DOCUMENT>0001181431-06-006476.txt : 20060130
<SEC-HEADER>0001181431-06-006476.hdr.sgml : 20060130
<ACCEPTANCE-DATETIME>20060130171343
ACCESSION NUMBER:		0001181431-06-006476
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060125
FILED AS OF DATE:		20060130
DATE AS OF CHANGE:		20060130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SADOWSKI PETER L
		CENTRAL INDEX KEY:			0001187592

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32302
		FILM NUMBER:		06562877

	BUSINESS ADDRESS:	
		STREET 1:		C/O ANTARES PHARMA INC
		STREET 2:		707 EAGLEVIEW BLVD SUITE 414
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
		BUSINESS PHONE:		6104586200

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ANTARES PHARMA INC
		CENTRAL INDEX KEY:			0001016169
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				411350192
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		707 EAGLEVIEW BOULEVARD
		STREET 2:		SUITE 414
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
		BUSINESS PHONE:		610-458-6200

	MAIL ADDRESS:	
		STREET 1:		707 EAGLEVIEW BOULEVARD
		STREET 2:		SUITE 414
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ANTARES PHARMA  INC
		DATE OF NAME CHANGE:	20020520

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ANTARES PHARMA INC /MN/
		DATE OF NAME CHANGE:	20010604

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MEDI JECT CORP /MN/
		DATE OF NAME CHANGE:	19960605
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd105468.xml
<DESCRIPTION>CHANGES IN BENEFICIAL OWNERSHIP
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-01-25</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001016169</issuerCik>
        <issuerName>ANTARES PHARMA INC</issuerName>
        <issuerTradingSymbol>ANTR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001187592</rptOwnerCik>
            <rptOwnerName>SADOWSKI PETER L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>707 EAGLEVIEW BLVD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 414</rptOwnerStreet2>
            <rptOwnerCity>EXTON</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19341</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-Device Group</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option to purchase common stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.51</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-01-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.51</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2009-01-25</value>
            </exerciseDate>
            <expirationDate>
                <value>2016-01-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>50000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>243865</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <ownerSignature>
        <signatureName>Lawrence M. Christian</signatureName>
        <signatureDate>2006-01-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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