Top 10 U.S. Pharmaceutical Sales

The top money makers for the U. S Pharmaceutical Industry might surprise you.  These are not necessarily the most prescribed medications (although some of them are) but they are the top products in terms of sales in 2009.  The revenues were in $ Billions:
Lipitor  -      used for high cholesterol                 $7.5
Nexium  -    a proton pump inhibitor for reflux     6.3
Plavix   -      a blood