Consistently ranking No. 1, Lipitor holds the title by a wide margin. Its annual sales of $12.9 billion were more than twice those of the next drug on the list. Lipitor treats high cholesterol, which is a major risk factor for heart disease.
Helen Davies, Marjorie Dorfman, Mary Fons, Deborah Hawkins, Martin Hintz, Linnea Lundgren, David Priess, Julia Clark Robinson, Paul Seaburn, Heidi Stevens, and Steve Theunissen