Alexion Pharmaceuticals Inc. to Report Fourth Quarter and Full Year 2009 Results on February 11, 2010

CHESHIRE, Conn.--(BUSINESS WIRE)--Alexion Pharmaceuticals, Inc. (Nasdaq: ALXN), today announced that the Company will report its financial results for the fourth quarter and year ended December 31, 2009 on Thursday, February 11, 2010 before the financial markets open. Following the release of the financial results, Alexion management will conduct a conference call and audio web cast on Thursday, February 11, 2010, at 10:00 a.m. Eastern Time (ET).