Merck Annual Report 2000

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For help with your stockholder account or information about Merck stock or dividends, call us toll-free at (800)613-2104.

Annual Meeting
The Annual Meeting of Stockholders will be held at 2 p.m. on Tuesday, April 24, 2001, at the Edward Nash Theatre at Raritan Valley Community College, Route 28 and Lamington Road, North Branch, N.J.

Stock Trading Information
Merck stock is listed on the New York Stock Exchange (ticker symbol: MRK), the Philadelphia Stock Exchange, and the Paris Stock Exchange.

Direct Purchase of Merck Stock
You can purchase shares directly from the Company through the Merck Stock Investment Plan. Shares also may be purchased by automatic investment each month. Call (800)613-2104 or write to:
Merck Stockholder Services, WS3AB-40
Merck & Co., Inc.
One Merck Drive, P.O. Box 100
Whitehouse Station, N.J. 08889-0100.

Dividend Reinvestment Plan
Your dividends (all or part) can be automatically reinvested to purchase additional Merck shares. Just call (800)613-2104.

Stockholder Services
Call Monday through Friday, 8:30 a.m. to 4 p.m., EST, with questions on stock-related matters, including verification of your holdings, to change your address or to report lost or missing
dividends. Call (800)613-2104.

Write to us at:
Merck Stockholder Services, WS3AB-40
Merck & Co., Inc.
One Merck Drive, P.O. Box 100
Whitehouse Station, N.J. 08889-0100.

For Changes or Lost Stock Certificates
If you want to transfer your stock, change ownership or if you have lost your stock certificates, call: (800)522-9114. Or write to
Merck Shareowner Services,
Wells Fargo Bank Minnesota, N.A.
161 N. Concord Exchange
South St. Paul, Minn. 55075-1139.

Independent Public Accountants
for Merck can be reached at
Arthur Andersen L.L.P.
1345 Avenue of the Americas
New York, N.Y. 10105.

Trademarks
All product or service names appearing in type form different from that of the surrounding text are trademarks or service marks owned by or licensed to Merck & Co., Inc., its subsidiaries or affiliates. Cozaar and Hyzaar are registered trademarks of E.I. du Pont de Nemours and Company, Wilmington, Del., USA. Claritin is a registered trademark of Schering-Plough Corporation, Kenilworth, N.J., USA.

Merck operates as MSD outside the United States.

News on Call
You can access Merck news 24 hours a day, seven days a week. Included are the latest news releases on sales and earnings, dividends, new products and other Merck-related information. Call (800)CALL-MRK.

Investor Relations
Securities analysts and investment professionals with business-related questions should call the Investor Relations department at (908)423-5881.

Journalists
Call Merck Public Affairs at (908)423-4106.

Write for Information
If you want a copy of one of the following:

Merck’s 2000 Form 10-K Annual Report, as filed with the Securities and Exchange Commission
Merck Environment, Health and Safety Progress Report
Report on Diversity at Merck
Corporate Philanthropy Report

write to the Public Affairs Information Resources Center
Merck & Co., Inc.
One Merck Drive, P.O. Box 100
Whitehouse Station, N.J. 08889-0100.

Merck on the Internet
Our home page is located at: www.merck.com. (This Web address is provided for convenience only and materials therein are not incorporated by reference.)

Corporate Headquarters
Merck & Co., Inc.
One Merck Drive
P.O. Box 100
Whitehouse Station, N.J. 08889-0100 USA
(908)423-1000

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