Endo Pharmaceuticals Holdings Inc. (Endo) is a specialty healthcare solutions company focused on branded products and generics, and devices and services. The Company has a portfolio of branded pharmaceuticals, which includes brand names, such as Lidoderm, Opana ER and Opana, Percocet, Frova, Voltaren Gel, Vantas, Valstar, and Supprelin LA. During the year ended December 31, 2010, branded products approximately 86% of its total revenues. During 2010, its non-branded generic portfolio, which accounted for 9% of total revenues, consisted of products focused in pain management. It focuses on selective generics. On July 2, 2010, the Company acquired HealthTronics, Inc. (HealthTronics). On September 20, 2010, the Company acquired Penwest Pharmaceuticals Co. (Penwest). On November 30, 2010, the Company acquired Generics International (US Parent), Inc. (Qualitest).