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Takeda Pharmaceutical Co.'s Actos, the world's best-selling diabetes treatment, and GlaxoSmithKline Plc. (GSK)'s Avandia raise the risk of an eye disease that can lead to blindness, a study shows.
People taking the drugs have a 3 to 6 times increased risk of developing diabetic macular edema, a condition in which the retina thickens and swells, according to a study of more than 100,000 people to be presented Sunday at the American Diabetes Association's annual meeting in San Diego. |