Alexion Pharmaceuticals Inc. Joins National Organization for Rare Disorders, EURORDIS and Other Patient Advocacy Groups in Supporting the Goals of Rare Disease Day 2011

CHESHIRE, Conn.--(BUSINESS WIRE)--Alexion Pharmaceuticals, Inc. (Nasdaq: ALXN) joins the European Organization for Rare Diseases (EURORDIS), the National Organization for Rare Disorders (NORD) and families, governments, companies and medical communities around the world in observing the fourth annual Rare Disease Day today.