Onyx Pharmaceuticals Announces a Webcast and Teleconference to Provide an Update on BAY 43-9006

Onyx Pharmaceuticals Announces a Webcast and Teleconference to
Provide an Update on BAY 43-9006 


RICHMOND, Calif., Oct. 23  /PRNewswire-FirstCall/ -- Onyx Pharmaceuticals, Inc.
(NASDAQ:ONXX) today announced that it will host a conference call on Monday,
October 25, 2004 at 8:00 a.m. Eastern Time (5:00 a.m. Pacific Time) to provide
an update on BAY 43-9006.

Interested parties may access the live presentation at:

http://audioevent.mshow.com/191809 or by dialing 706-679-4614 and using the
passcode 1770179.  A replay of the presentation will be available on the Onyx
website or by dialing 706-645-9291 and using the passcode 1770179 approximately
three hours after the teleconference concludes.  The replay will be available
through November 25, 2004.

Onyx Pharmaceuticals is engaged in the development of novel cancer therapies
that target the molecular basis of cancer.  With its collaborators, the company
is developing small molecule drugs, including BAY 43-9006 with Bayer
Pharmaceuticals Corporation.   For more information about Onyx's pipeline and
activities, visit the company's website at http://www.onyx-pharm.com/. 

DATASOURCE: Onyx Pharmaceuticals, Inc.



CONTACT:  Julie Wood, [phone], or Alexandra Santos,

[phone], both Onyx Pharmaceuticals, Inc.



Web site:  http://www.onyx-pharm.com/

Copyright