EX-23.1 2 g19582exv23w1.htm EX-23.1 EX-23.1
EXHIBIT 23.1
(PRICEWATERHOUSECOOPERS LOGO)
     
 
  PricewaterhouseCoopers LLP
10 Tenth Street, Suite 1400
Atlanta GA 30309-3851
Telephone (678) 419 1000
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-117738 and No. 333-31762) of Merck & Co., Inc. of our report dated June 12, 2009 relating to the financial statements of the Merial 401 (k) Savings Plan, which appears in this Form 11-K.
-s- PRICEWATERHOUSECOPPERS LOGO
PricewaterhouseCoopers LLP
Atlanta, GA
June 23, 2009