SAN FRANCISCO--(BUSINESS WIRE)--May 23, 2007--The Board of Directors of McKesson Corporation (NYSE:MCK) at its meeting today declared a regular dividend of six cents per share on the Common Stock, payable July 2, 2007, to stockholders of record on June 8, 2007.

McKesson Corporation (NYSE:MCK) is a Fortune 18 healthcare services and information technology company dedicated to helping its customers deliver high-quality healthcare by reducing costs, streamlining processes and improving the quality and safety of patient care. Over the course of its 174-year history, McKesson has grown by providing pharmaceutical and medical-surgical supply management across the spectrum of care; healthcare information technology for hospitals, physicians, homecare and payors; hospital and retail pharmacy automation; and services for manufacturers and payors designed to improve outcomes for patients. For more information, visit us at www.mckesson.com.

CONTACT: McKesson Corporation
Larry Kurtz, 415-983-8418
Vice President, Investor Relations

SOURCE: McKesson Corporation