WASHINGTON (AP) _ The government has approved the sale of a second pill to treat erectile dysfunction, setting the stage for a fierce battle with Viagra in the billion-dollar-plus impotence market.

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Levitra is a medicine used to treat erectile dysfunction ED in men. It works by helping to buy levitra online australia the blood vessels in the penis, allowing blood to flow into the penis causing an ...

The little blue pill has a new rival. GlaxoSmithKline PLC and Bayer AG won U.S. approval on Tuesday to sell the anti-impotence drug Levitra, setting the stage for a fierce battle with Viagra in a ...