World News with Diane Sawyer

Revealing What Drug Companies Wouldn't Tell You

Congress today sent letters requesting that Food and Drug Administration commissioner Andrew von Eschenbach and executives of the drug companies Merck and Schering-Plough hand over documents detailing the marketing campaign for the cholesterol drug Vytorin. The results of a clinical trial released Monday found that Vytorin did not reduce the buildup of harmful plaque in arteries any better than a much cheaper generic drug. But the study was completed in April 2006. Typically, results are...Full Story
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