-----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,
 Pdr6y6fyktlkXWF8D6QQnPgkRezM0Sm6aI6dgM7Dxy2DItrAzlX6ZUL5KOoT4EXo
 Sr2yAKsRbek1ThSbjIPJUA==

<SEC-DOCUMENT>0001433756-08-000002.txt : 20080507
<SEC-HEADER>0001433756-08-000002.hdr.sgml : 20080507
<ACCEPTANCE-DATETIME>20080507161103
ACCESSION NUMBER:		0001433756-08-000002
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080428
FILED AS OF DATE:		20080507
DATE AS OF CHANGE:		20080507

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Casterlin Douglas
		CENTRAL INDEX KEY:			0001433756

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-28666
		FILM NUMBER:		08810075

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		518-758-8158

	MAIL ADDRESS:	
		STREET 1:		C/O MELISSA A. WATERHOUSE/ABMC
		STREET 2:		122 SMITH ROAD
		CITY:			KINDERHOOK
		STATE:			NY
		ZIP:			12106

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICAN BIO MEDICA CORP
		CENTRAL INDEX KEY:			0000896747
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				141702188
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		122 SMITH ROAD
		CITY:			KINDERHOOK
		STATE:			NY
		ZIP:			12106
		BUSINESS PHONE:		5187588158

	MAIL ADDRESS:	
		STREET 1:		122 SMITH ROAD
		CITY:			KINDERHOOK
		STATE:			NY
		ZIP:			12106
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2008-04-28</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000896747</issuerCik>
        <issuerName>AMERICAN BIO MEDICA CORP</issuerName>
        <issuerTradingSymbol>ABMC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001433756</rptOwnerCik>
            <rptOwnerName>Casterlin Douglas</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MELISSA A. WATERHOUSE/ABMC</rptOwnerStreet1>
            <rptOwnerStreet2>122 SMITH ROAD</rptOwnerStreet2>
            <rptOwnerCity>KINDERHOOK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12106</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>114500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Non-Statutory Stock Option</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.5</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>1998-11-04</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2009-11-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Non-Statutory Stock Option</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2000-05-02</value>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2010-05-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>150000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Non-Statutory Stock Option</value>
                <footnoteId id="F5"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.94</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2002-01-10</value>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <value>2011-01-10</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>50000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Prior to his re-appointment to Executive Vice President effective April 28, 2008, Mr. Casterlin served as the Company's Executive Vice President from May 1997 to January 2004. This option grant was issued to Mr. Casterlin on 11/22/99 during his previous employment with the Company, and Mr. Casterlin was allowed to keep the option as if his departure had not occured.</footnote>
        <footnote id="F2">The option grant vested 25% each year on the anniversary of 11/4/1998. The option grant vested in full on 11/4/2002.</footnote>
        <footnote id="F3">Prior to his re-appointment as Executive Vice President effective April 28, 2008, Mr. Casterlin served as the Company's Executive Vice President from May 1997 until January 2004. This option was granted to Mr Casterlin on 5/2/2000 during his previous employment with the Company and Mr. Casterlin was allowed to keep th option as if such departure had not occured.</footnote>
        <footnote id="F4">Option grant was 100% exercisable on the date of the grant</footnote>
        <footnote id="F5">Prior to his re-appointment as Executive Vice President effective April 28, 2008, Mr. Casterlin served as the Company's Executive Vice President from May 1997 until January 2004. This option grant was issued to Mr. Casterlin on 10/02/01 during his previous employment with the Company and Mr. Casterlin was allowed to keep the option as if such departure had not occured.</footnote>
        <footnote id="F6">Option grant vested over 4 years in 25% increments beginning January 10, 2002 and were fully vested on January 10, 2005.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Douglas Casterlin</signatureName>
        <signatureDate>2008-05-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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