-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 PT9JxorRctJ4pKUUvte1pAX7UQW2Pldwy0twKiJZ4gELaTrOCbbKO3uqJOVLl1HD
 G/bmrEA5zWWrKbnuIkJ/iw==

<SEC-DOCUMENT>0000898432-03-000582.txt : 20030625
<SEC-HEADER>0000898432-03-000582.hdr.sgml : 20030625
<ACCEPTANCE-DATETIME>20030625170729
ACCESSION NUMBER:		0000898432-03-000582
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030623
FILED AS OF DATE:		20030625

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PHARMACEUTICAL RESOURCES INC
		CENTRAL INDEX KEY:			0000878088
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				223122182
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		ONE RAM RIDGE RD
		CITY:			SPRING VALLEY
		STATE:			NY
		ZIP:			10977
		BUSINESS PHONE:		9144257100

	MAIL ADDRESS:	
		STREET 1:		ONE RAM RIDGE RD
		CITY:			SPRING VALLEY
		STATE:			NY
		ZIP:			10977

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			AUERBACH MARK
		CENTRAL INDEX KEY:			0001018007

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10827
		FILM NUMBER:		03757085

	BUSINESS ADDRESS:	
		STREET 1:		OAKHURST COMPANY INC
		STREET 2:		1001 SANTERRE DRIVE
		CITY:			GRAND PRAIRIE
		STATE:			TX
		ZIP:			75050
		BUSINESS PHONE:		2146604448

	MAIL ADDRESS:	
		STREET 1:		1001 SANTERRE DRIVE
		CITY:			GRAND PRAIRIE
		STATE:			TX
		ZIP:			75050
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <documentType>4</documentType>

    <periodOfReport>2003-06-23</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000878088</issuerCik>
        <issuerName>PHARMACEUTICAL RESOURCES INC</issuerName>
        <issuerTradingSymbol>PRX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001018007</rptOwnerCik>
            <rptOwnerName>AUERBACH MARK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeSecurity>
        <securityTitle>
            <value>Common Stock, Option to Buy</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>48.75</value>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-06-23</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>A</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>50000</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2004-06-23</value>
        </exerciseDate>
        <expirationDate>
            <value>2014-06-23</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>50000</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>50000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>


    <ownerSignature>
        <signatureName>/s/ Marian E. Gustafson for Mark Auerbach</signatureName>
        <signatureDate>2003-06-25</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----