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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,
 UvD0oYuGZQm/WL2aM0Q9zY6z8Rv6nlcXqD504hyZrQgSzpoCVqBybSn9LFIi7eFI
 18k7XhZOD3gw3M9s+jbRDg==

<SEC-DOCUMENT>0001209191-03-017168.txt : 20030814
<SEC-HEADER>0001209191-03-017168.hdr.sgml : 20030814
<ACCEPTANCE-DATETIME>20030814155527
ACCESSION NUMBER:		0001209191-03-017168
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030812
FILED AS OF DATE:		20030814

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MEDCO HEALTH SOLUTIONS INC
		CENTRAL INDEX KEY:			0001170650
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-DRUG STORES AND PROPRIETARY STORES [5912]
		IRS NUMBER:				223461740
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1229

	BUSINESS ADDRESS:	
		STREET 1:		100 PARSONS POND DR
		CITY:			FRANKLIN LAKES
		STATE:			NJ
		ZIP:			07417
		BUSINESS PHONE:		2012693400

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MEDCOHEALTH SOLUTIONS INC
		DATE OF NAME CHANGE:	20020528

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MERCK MEDCO MANAGED CARE LLC
		DATE OF NAME CHANGE:	20020404

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MERCK & CO INC
		CENTRAL INDEX KEY:			0000064978
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31312
		FILM NUMBER:		03847587

	BUSINESS ADDRESS:	
		STREET 1:		ONE MERCK DR
		STREET 2:		P O BOX 100
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889-0100
		BUSINESS PHONE:		9084234044

	MAIL ADDRESS:	
		STREET 1:		ONE MERCK DR
		STREET 2:		PO BOX 100 WS3AB-05
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889-0100
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-08-12</periodOfReport><notSubjectToSection16>1</notSubjectToSection16>
    <issuer>
        <issuerCik>0001170650</issuerCik>
        <issuerName>MEDCO HEALTH SOLUTIONS INC</issuerName>
        <issuerTradingSymbol>MHS</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000064978</rptOwnerCik>
            <rptOwnerName>MERCK &amp; CO INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE MERCK DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>P. O. BOX 100</rptOwnerStreet2>
            <rptOwnerCity>WHITEHOUSE STATION</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08889-0100</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-08-12</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1" /></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>270000000</value><footnoteId id="F2" /></transactionShares><transactionPricePerShare><value>0</value><footnoteId id="F1" /></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOr
IndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">The reporting person is spinning off the issuer and will distribute its entire interest in the issuer to the reporting person's shareholders as of the record date on a pro rata basis.</footnote><footnote id="F2">On August 13, 2003, the reporting person received an additional 44,286 shares as a dividend from the issuer.  The reporting person will distribute its entire interest in the issuer to the reporting person's shareholders as of the record date on a pro rata basis.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>Caroline Dorsa, Vice President and Treasurer
Merck &amp; Co., Inc.</signatureName><signatureDate>2003-08-14</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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