August 28, 2008

Affymax Announces Upcoming Webcasts and Conference Participation

Affymax, Inc. (Nasdaq:AFFY) today announced the Company's participation at the following investor conferences during the month of September.

 Thomas Weisel Partners Healthcare Conference 2008 Four Seasons Hotel, Boston September 3 8:35 a.m. Eastern Time  BioCentury Newsmakers in the Biotech Industry Conference Millennium Broadway Hotel, New York City September 4 3:30 p.m. Eastern Time  Morgan Stanley Global Healthcare Unplugged Conference Grand Hyatt New York September 9 1:35 p.m. Eastern Time  Robert W. Baird 2008 Small Cap Healthcare Conference InterContinental The Barclay New York September 10 3:10 p.m. Eastern Time 

A live webcast of the presentations will be available on the investors section of the Company's website at A replay will also be available for 30 days following the presentation.

About Affymax, Inc.

Affymax, Inc. is a biopharmaceutical company developing novel drugs to improve the treatment of serious and often life-threatening conditions. Affymax's lead product candidate, Hematide(TM), is currently in Phase 3 clinical trials for the treatment of anemia associated with chronic renal failure and in a Phase 1 clinical trial for the treatment of anemia in cancer patients. For additional information, please visit