Word: vardenafil
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Viagra may soon get some tough competition. GlaxoSmithKline and Bayer are on schedule to bring a drug called vardenafil (trade name: Levitra) to market in Europe later this year. Another drug, called tadalafil (Cialis), is also being launched there. Like Viagra, these new pills facilitate an erection by trapping more blood in the penis. Pfizer, the maker of Viagra, believes both new drugs infringe on its patent. The company lost its case in Europe; another lawsuit in the U.S. is pending...
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