Onyx Pharmaceuticals Announces First Quarter 2010 Financial Results Teleconference and Webcast

EMERYVILLE, Calif., April 27 /PRNewswire-FirstCall/ -- Onyx Pharmaceuticals, Inc. (Nasdaq: ONXX) today announced that it will host a webcast and teleconference with management to provide a general business overview, as well as to discuss first quarter 2010 financial results, on Tuesday, May 4, 2010, at 5:00 p.m. Eastern Time (2:00 p.m. Pacific Time).  Financial results for the first quarter ended March 31, 2010 will be released earlier that day.

Interested parties may access a live webcast of the presentation on the company's website at: http://www.onyx-pharm.com/view.cfm/32/Event-Calendar

or by dialing 847-619-6547 and using the passcode 26940268.  A replay of the presentation will be available on the Onyx website or by dialing 630-652-3044 and using the passcode 26940268 approximately one hour after the teleconference concludes.  The replay will be available through May 18, 2010. 

About Onyx Pharmaceuticals, Inc.

Onyx Pharmaceuticals, Inc. is a biopharmaceutical company committed to improving the lives of people with cancer.  The company, in collaboration with Bayer HealthCare Pharmaceuticals, Inc., is developing and marketing Nexavar® (sorafenib) tablets, a small molecule drug that is currently approved for the treatment of liver cancer and advanced kidney cancer.  Additionally, Nexavar is being investigated in several ongoing trials in a variety of tumor types.  Beyond Nexavar, Onyx has established a development pipeline of anticancer compounds at various stages of clinical testing, including carfilzomib, a next-generation proteasome inhibitor, that is currently being evaluated in multiple clinical trials for the treatment of patients with relapsed or relapsed/refractory multiple myeloma and solid tumors, and ONX 0801, a targeted alpha-folate inhibitor, currently in Phase 1 testing.  For more information about Onyx, visit the company's website at www.onyx-pharm.com.

Nexavar® (sorafenib) tablets is a registered trademark of Bayer HealthCare Pharmaceuticals, Inc.

SOURCE Onyx Pharmaceuticals, Inc.