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Sanofi's Rimonabant Drug Helps Patients Lose Weight in Study 

Sanofi-Aventis SA, the world's third biggest drugmaker, said its experimental anti-craving pill, rimonabant, helped obese patients lose about 19 pounds and trim 3.5 inches from their waists in a study.

In a 1,507-patient clinical trial presented today at the European Society of Cardiology meeting in Munich, 39 percent of patients taking a daily 20 milligram pill of rimonabant for one year lost more than 10 percent of their body weight, compared with 12 percent of patients on placebo. Rimonabant is designed to block brain signals that control cravings.

The study is the largest to date supporting rimonabant's potential to treat obesity

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