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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000019520-06-000055.txt : 20060413
<SEC-HEADER>0000019520-06-000055.hdr.sgml : 20060413
<ACCEPTANCE-DATETIME>20060413160735
ACCESSION NUMBER:		0000019520-06-000055
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060412
FILED AS OF DATE:		20060413
DATE AS OF CHANGE:		20060413

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CHATTEM INC
		CENTRAL INDEX KEY:			0000019520
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				620156300
		STATE OF INCORPORATION:			TN
		FISCAL YEAR END:			1130

	BUSINESS ADDRESS:	
		STREET 1:		1715 W 38TH ST
		CITY:			CHATTANOOGA
		STATE:			TN
		ZIP:			37409
		BUSINESS PHONE:		4238214571

	MAIL ADDRESS:	
		STREET 1:		1715 W 38TH ST
		CITY:			CHATTANOOGA
		STATE:			TN
		ZIP:			37409

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CHATTEM DRUG & CHEMICAL CO
		DATE OF NAME CHANGE:	19790111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brinkley Ruth W
		CENTRAL INDEX KEY:			0001344381

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-05905
		FILM NUMBER:		06758617

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		423-495-8657

	MAIL ADDRESS:	
		STREET 1:		2525 DE SALES AVE.
		CITY:			CHATTANOOGA
		STATE:			TN
		ZIP:			37404-3322
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-04-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000019520</issuerCik>
        <issuerName>CHATTEM INC</issuerName>
        <issuerTradingSymbol>CHTT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001344381</rptOwnerCik>
            <rptOwnerName>Brinkley Ruth W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2525 DE SALES AVE.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHATTANOOGA</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37404-3322</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>529</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>1999 Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>37.06</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-04-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2007-04-12</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-04-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeHolding>
            <securityTitle>
                <value>1999 Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>34.63</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2006-11-07</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-11-07</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Options vest in four equal annual installments beginning on the first exercise date.</footnote>
        <footnote id="F2">Options granted to reporting person under the 1999 Stock Plan for Non-Employee Directors.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Theodore K. Whitfield, Jr.  For: Ruth W. Brinkley</signatureName>
        <signatureDate>2006-04-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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