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Alexion Pharmaceuticals, Inc. is a biopharmaceutical company, which focuses on serving patients with devastating and ultra-rare disorders through the innovation, development and commercialization of life-transforming therapeutic products. Its products include soliris, strensiq and kanuma. The company was founded by Joseph A. Madri, David W. Keiser, Stephen P. Squinto and Leonard Bell in January 1992 and is headquartered in New Haven, CT.

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