<SEC-DOCUMENT>0000950123-01-502404-index.html : 20010515

<SEC-HEADER>0000950123-01-502404.hdr.sgml : 20010515

ACCESSION NUMBER:		0000950123-01-502404

CONFORMED SUBMISSION TYPE:	425

PUBLIC DOCUMENT COUNT:		16

FILED AS OF DATE:		20010514


SUBJECT COMPANY:	


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			ROSETTA INPHARMATICS INC

		CENTRAL INDEX KEY:			0001081935

		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]

		IRS NUMBER:				911770023


	FILING VALUES:

		FORM TYPE:		425

		SEC ACT:		

		SEC FILE NUMBER:	000-30977

		FILM NUMBER:		1633513


	BUSINESS ADDRESS:	

		STREET 1:		12040 115TH AVE NE

		STREET 2:		SUITE 210

		CITY:			KIRKLAND

		STATE:			WA

		ZIP:			98034

		BUSINESS PHONE:		4258237336


	MAIL ADDRESS:	

		STREET 1:		12040 115TH AVENUE NE

		CITY:			KIRKLAND

		STATE:			WA

		ZIP:			98034


FILED BY:		


	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:		425


	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>425
<SEQUENCE>1
<FILENAME>y49256e425.htm
<DESCRIPTION>MERCK & CO., INC.
<TEXT>
Document 1 - file: y49256e425.htm

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Document 2 - file: y49256slide1.gif

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Document 3 - file: y49256slide2.gif

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<TEXT>
Document 4 - file: y49256slide3.gif

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<TEXT>
Document 5 - file: y49256slide4.gif

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Document 6 - file: y49256slide5.gif

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Document 7 - file: y49256slide6.gif

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<TEXT>
Document 8 - file: y49256slide7.gif

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<TEXT>
Document 9 - file: y49256slide8.gif

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<TEXT>
Document 10 - file: y49256slide9.gif

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<TEXT>
Document 11 - file: y49256slide10.gif

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Document 12 - file: y49256slide11.gif

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Document 13 - file: y49256slide12.gif

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<SEQUENCE>14
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<TEXT>
Document 14 - file: y49256slide13.gif

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<SEQUENCE>15
<FILENAME>y49256slide14.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: y49256slide14.gif

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<SEQUENCE>16
<FILENAME>y49256slide15.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: y49256slide15.gif

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