The first oral medicine to treat erectile dysfunction, Viagra was approved for sale by the FDA on March 27, 1988. Which company produces it?
Pfizer Pharmaceuticals Pfizer Inc. Pfizer Pfizer, Inc. Pfizer Central Research Lambert Pharmaceutical Co. Pfizer Inc Pfizer Incorporated Pfizer, Incorporated Pfizer, Inc Warner-Lambert Pharmaceutical Co. Warner-Lambert Company Pfeizer The Warner-Lambert Company Fizer Vicuron Pharmaceuticals Phizer Pizer
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pfizer
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Pfizer