<SEC-DOCUMENT>0000950123-04-008911-index.html : 20040729
<SEC-HEADER>0000950123-04-008911.hdr.sgml : 20040729
<ACCEPTANCE-DATETIME>20040729102144
ACCESSION NUMBER:		0000950123-04-008911
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20040729
EFFECTIVENESS DATE:		20040729

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MERCK & CO INC
		CENTRAL INDEX KEY:			0000064978
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				221109110
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-117738
		FILM NUMBER:		04937692

	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>S-8
<SEQUENCE>1
<FILENAME>y99437sv8.htm
<DESCRIPTION>FORM S-8
<TEXT>
Document 1 - file: y99437sv8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.2
<SEQUENCE>2
<FILENAME>y99437exv4w2.htm
<DESCRIPTION>CERTIFICATE
<TEXT>
Document 2 - file: y99437exv4w2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5
<SEQUENCE>3
<FILENAME>y99437exv5.htm
<DESCRIPTION>OPINION AND CONSENT OF CELIA A. COLBERT
<TEXT>
Document 3 - file: y99437exv5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>4
<FILENAME>y99437exv24w1.htm
<DESCRIPTION>CERTIFIED RESOLUTION
<TEXT>
Document 4 - file: y99437exv24w1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.2
<SEQUENCE>5
<FILENAME>y99437exv24w2.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 5 - file: y99437exv24w2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>6
<FILENAME>y99437exv99.htm
<DESCRIPTION>MERIAL 401(K) SAVINGS PLAN
<TEXT>
Document 6 - file: y99437exv99.htm

</DOCUMENT>
</SEC-DOCUMENT>