EX-24 12 ex24.txt EXHIBIT 24 EXHIBIT 24 POWER OF ATTORNEY The undersigned directors of OMNICARE, INC. ("Company") hereby appoints EDWARD L. HUTTON, JOEL F. GEMUNDER and CHERYL D. HODGES as his/her true and lawful attorneys-in-fact for the purpose of signing the Company's Annual Report on Form 10-K for the year ended December 31, 2002, and all amendments thereto, to be filed with the Securities and Exchange Commission. Each of such attorneys-in-fact is appointed with full power to act without the other. /s/ Timothy E. Bien March 24, 2003 ----------------------------- -------------------- Timothy E. Bien Date /s/ Charles H. Erhart, Jr. March 20, 2003 ----------------------------- -------------------- Charles H. Erhart, Jr. Date /s/ Patrick E. Keefe March 24, 2003 ----------------------------- -------------------- Patrick E. Keefe Date /s/ Sandra E. Laney March 23, 2003 ----------------------------- -------------------- Sandra E. Laney Date /s/ Andrea R. Lindell, DNSc, RN March 20, 2003 -------------------------------- -------------------- Andrea R. Lindell, DNSc, RN Date /s/ Sheldon Margen, M.D. March 24, 2003 ----------------------------- -------------------- Sheldon Margen, M.D. Date /s/ Kevin J. McNamara March 20, 2003 ----------------------------- -------------------- Kevin J. McNamara Date /s/ John H. Timoney March 21, 2003 ----------------------------- -------------------- John H. Timoney Date