Alexion Pharmaceuticals, Inc. announced that Deborah Dunsire, M.D. has been appointed to the company's Board of Directors as a new independent director. Dr. Dunsire is a proven leader in the biopharmaceutical industry with three decades of experience and a successful track record of growing businesses, fostering R&D and commercial development, and creating shareholder value. Dr. Dunsire served as President and Chief Executive Officer of Millennium Pharmaceuticals, Inc. from 2005-2013, where she led the transformation of the company into a biotechnology industry leader. Dr. Dunsire also serves on the boards of Xtuit and Ultragenyx Pharmaceutical, Inc., and previously served on the boards of Takeda Pharmaceuticals, Allergan, Inc. and FORUM Pharmaceuticals, Inc.