Press Releases
January 6, 2010

Alexion to Present at the 28th Annual JP Morgan Healthcare Conference

CHESHIRE, Conn., Jan 06, 2010 (BUSINESS WIRE) -- Alexion Pharmaceuticals, Inc. (Nasdaq: ALXN) today announced that Dr. Leonard Bell, Chief Executive Officer of Alexion Pharmaceuticals, will present at the 28th Annual JP Morgan Healthcare Conference in San Francisco at 3:00 p.m. local time (6:00 p.m. Eastern) on Wednesday, January 13, 2010.

An audio webcast of Dr. Bell's remarks will be available live. You can access the webcast at: www.alexionpharm.com. An archived version of the remarks will also be available through the Company's web site for a limited time following the conference.

[ALXN-G]

SOURCE: Alexion Pharmaceuticals, Inc.

Alexion Pharmaceuticals, Inc.
Irving Adler, 203-271-8210
Sr. Director, Corporate Communications
or
Makovsky + Company
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Mark Marmur, 212-508-9670
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Rhonda Chiger, 917-322-2569

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