It only takes one drug to produce massive returns, asĀ Seattle Genetics (NASDAQ:SGEN), Medivation (NASDAQ:MDVN), and Regeneron Pharmaceuticals (NASDAQ:REGN) have shown. Click on the slideshow below to learn more about their drugs, and find three more companies that are hoping to become one-drug wonders this year.

Brian Orelli has no position in any stocks mentioned. The Motley Fool recommends Seattle Genetics. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.