Merck’s top selling anti-cholesterol drug Zocor which worth around U.S. $ 4.4 billion worldwide (2005) is going off-patent tonight paving way for Indian generic manufacture Dr. Reddy’s to enter U.S. market as Merck’s Authorized Generic for Simvastatin tablets. On June 20, 2006 Dr. Reddy’s also launched Authorized Generic of Merck’s yet another blockbuster drug Proscar (estimated U.S. $ 406 million in U.S) after Ivax successfully obtained 180-day marketing exclusivity for finasteride 5mg tablets. Couple of months back Dr. Reddy’s also launched its fexofenadine tablets, a generic version of Sanofi’s blockbuster anti-allergic drug Allegra, in U.S. market. Even there are chances that Dr. Reddy’s may enter into some sort of settlement with Sanofi-Aventis and Bristol-Myers for pending Plavix patent litigation. Plavix is world’s second largest selling drug which worth around U.S $ 6 billion worldwide (2005). With all these developments Dr. Reddy’s is all set to Rock US generic market.
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