Exhibit 24
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each of the undersigned officersand/or directors of Schering-Plough Corporation, a New Jersey corporation (herein called the “Corporation”), does hereby constitute and appoint Robert Bertolini, Steven H. Koehler and Susan Ellen Wolf, or any of them, his or her true and lawful attorney or attorneys and agent or agents, to do any and all acts and things and to execute any and all instruments which said attorney or attorneys and agent or agents may deem necessary or advisable to enable the Corporation to comply with the Securities Exchange Act of 1934, as amended, and any rules, regulations, requirements or requests of the Securities and Exchange Commission thereunder or in respect thereof in connection with the filing under said Act of the Annual Report of the Corporation onForm 10-K for the fiscal year ended December 31, 2007 (herein called the“Form 10-K”); including specifically, but without limiting the generality of the foregoing, the power and authority to sign the respective names of the undersigned officersand/or directors as indicated below to theForm 10-Kand/or to any amendment of theForm 10-K and each of the undersigned does hereby ratify and confirm all that said attorney or attorneys and agent or agents, or any of them, shall do or cause to be done by virtue hereof.
IN WITNESS WHEREOF, each of the undersigned has subscribed these presents this 29th day of February, 2008.
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/s/ FRED HASSAN
Fred Hassan, Chairman of the Board
and Chief Executive Officer | | /s/ ROBERT J. BERTOLINI
Robert J. Bertolini, Executive Vice President
and Chief Financial Officer |
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/s/ STEVEN H. KOEHLER
Steven H. Koehler, Vice President and
Controller; Principal Accounting Officer | | /s/ ANTONIO M. PEREZ
Antonio M. Perez, Director |
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/s/ HANS W. BECHERER
Hans W. Becherer, Director | | /s/ PATRICIA F. RUSSO
Patricia F. Russo, Director |
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/s/ THOMAS J. COLLIGAN
Thomas J. Colligan, Director | | /s/ JACK L. STAHL
Jack L. Stahl, Director |
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/s/ C. ROBERT KIDDER
C. Robert Kidder, Director | | /s/ CRAIG B. THOMPSON, M.D.
Craig B. Thompson, M.D., Director |
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/s/ PHILIP LEDER, M.D.
Philip Leder, M.D., Director | | /s/ KATHRYN C. TURNER
Kathryn C. Turner, Director |
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/s/ EUGENE R. MCGRATH
Eugene R. McGrath, Director | | /s/ ROBERT F. W. VAN OORDT
Robert F. W. van Oordt, Director |
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/s/ CARL E. MUNDY, JR.
Carl E. Mundy, Jr., Director | | /s/ ARTHUR F. WEINBACH
Arthur F. Weinbach, Director |
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