FILE - This undated file photo provided by Merck & Co. shows Chief Executive Officer, Kenneth C. Frazier. Drugmaker Merck & Co. said Thursday, Feb. 3, 2011, it lost $531 million in the fourth quarter ... more 
FILE - This undated file photo provided by Merck & Co. shows Chief Executive Officer, Kenneth C. Frazier. Drugmaker Merck & Co. said Thursday, Feb. 3, 2011, it lost $531 million in the fourth quarter due to nearly $4 billion in charges, including write-offs and restructuring costs from its Schering-Plough Corp. acquisition. less 
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Associated Press | Photo By Merck, Michael Lund, file
Sun, Feb 6, 2011 4:12 PM EST