The pharmaceutical industry is ready to fall off a cliff -- a "patent cliff." Over the next few years, some of the world's most popular and lucrative medicines will go off patent, and generic competition will siphon an estimated quarter of a trillion dollars from drugmakers' bottom lines.
More than a year after AstraZeneca filed for approval, the FDA will make its decision on Thursday. A large study showed the blood thinner worked better than Plavix for treating acute coronary syndrome -- but approval isn't a sure thing, due in part to some oddities in the study's results.




