<SEC-DOCUMENT>0000895345-09-000733-index.html : 20090731
<SEC-HEADER>0000895345-09-000733.hdr.sgml : 20090731
<ACCEPTANCE-DATETIME>20090731155418
ACCESSION NUMBER:		0000895345-09-000733
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20090729
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20090731
DATE AS OF CHANGE:		20090731

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03305
		FILM NUMBER:		09977334

	BUSINESS ADDRESS:	
		STREET 1:		ONE MERCK DR
		STREET 2:		P O BOX 100
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889-0100
		BUSINESS PHONE:		9084231688

	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>8-K
<SEQUENCE>1
<FILENAME>ds8k_merck.htm
<DESCRIPTION>FORM 8K
<TEXT>
Document 1 - file: ds8k_merck.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-2.1
<SEQUENCE>2
<FILENAME>exh_2-1.htm
<DESCRIPTION>EXHIBIT 2.1
<TEXT>
Document 2 - file: exh_2-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>3
<FILENAME>exh_10-1.htm
<DESCRIPTION>EXHIBIT 10.1
<TEXT>
Document 3 - file: exh_10-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>4
<FILENAME>exh_99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 4 - file: exh_99-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>merck.jpg
<TEXT>
Document 5 - file: merck.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>sanofi_aventis.jpg
<TEXT>
Document 6 - file: sanofi_aventis.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>scheringplough.jpg
<TEXT>
Document 7 - file: scheringplough.jpg

</DOCUMENT>
</SEC-DOCUMENT>