Corporate Profile for Merck & Co., Inc., dated Jan. 14, 2000.

Business Editors

--(BUSINESS WIRE)

The following Corporate Profile is available for inclusion in your files. News releases for this client are distributed by Business Wire and also become part of the leading databases and online services, including all of the leading Internet-based services.

Published Date:     Jan. 14, 2000

Company Name:       Merck & Co., Inc.

Address:            One Merck Drive
                    Whitehouse Station, NJ 08889

Main Telephone
 Number:            908/423-1000

Internet Home
 Page Address
  (URL)             www.merck.com

Chief Executive
 Officer:           Raymond V. Gilmartin

Chief Financial
 Officer:           Judy C. Lewent

Investor Relations
 Contact:           Laura Jordan
 Business number:   908/423-5185

Public Relations
 Contact:           Greg Reaves
 Business number:   908/423-6022

Industry:           Pharmaceutical

Trading Symbol/
 Exchange:          NYSE:MRK

Company Description: Merck & Co., Inc is a global, research-driven pharmaceutical company that discovers, develops, manufactures and markets a broad range of human and animal health products, directly and through our joint ventures, and provides pharmaceutical benefit services through Merck-Medco Managed Care.

(all figures as of Dec. 1998)

Sales - $26.89 billion

R&D - $1.8 billion

Net income - $5.25 billion

Earnings per share - $2.15