ABOUT PCMA

BOARD OF DIRECTORS

Howard A. McLure

President of Caremark Pharmacy Services

Mr. McLure was Senior Executive Vice President and Chief Operating
Officer of Caremark Rx, Inc. from June 2005 until the closing of the CVS-
Caremark merger, when he became President of Caremark Rx, LLC.
Previously, Mr. McLure served as Executive Vice President and Chief Financial Officer of Caremark from May 2000 until June 2005. Mr. McLure joined Caremark as Senior Vice President and Chief Accounting Officer in June 1998. Mr. McLure is a Certified Public Accountant and a member of the American Institute of Certified Public Accountants.