As Lipitor's Patent Expires, Is Era of 'Blockbuster...

Aired: 11/30/2011 | 0:05:51 | Clip
After 14 years on the market, the most profitable prescription drug in history, Lipitor, is going generic as patients, doctors and the pharmaceutical industry waiting to see what will happen. Margaret Warner discusses the implications with Dr. Jerry Avorn of Harvard Medical School.