Stop me if you've heard this one before: Giant drug company puts "miracle" drug on the market, markets it aggressively, and has worldwide sales in the billions of dollars. Then it turns out that the "miracle" comes with the ultimate side-effect: a significantly increased chance of dying from using the drug. First, it was Vioxx. Now, it's Avandia. Touted by its maker, GlaxoSmithKline PLC, as a...