Astex Pharmaceuticals to Present at Lazard Healthcare Conference

Astex Pharmaceuticals to Present at Lazard Healthcare Conference

DUBLIN, Calif., Nov. 7, 2012 (GLOBE NEWSWIRE) -- Astex Pharmaceuticals, Inc.
(Nasdaq:ASTX), a pharmaceutical company dedicated to the discovery and
development of novel small molecule therapeutics, today announced that James
S.J. Manuso, PhD, chairman and chief executive officer, and Mohammad Azab, MD,
chief medical officer, will present at the Lazard Capital Markets 9th Annual
Healthcare Conference on Wednesday, November 14th in New York.

The Company's presentation will begin at 10:00 a.m. ET. A live webcast of the
presentation will be available in the Investor Events section of the Company's
website, www.astx.com. The webcast will be archived for 30 days.

About Astex Pharmaceuticals

Astex Pharmaceuticals is dedicated to the discovery and development of novel
small molecule therapeutics with a focus on oncology. The Company is
developing a proprietary pipeline of novel therapies and is creating de-risked
products for partnership with leading pharmaceutical companies.Astex
Pharmaceuticals developed DACOGENĀ® (decitabine) for Injection and receives
significant royalties on global sales.

For more information about Astex Pharmaceuticals, Inc., please visit
http://www.astx.com.

The Astex Pharmaceuticals, Inc. logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=12273

CONTACT: Timothy L. Enns
         Astex Pharmaceuticals, Inc.
         Senior Vice President
         Corporate Communications & Marketing
         Tel: +1 (925) 560-2810
         E-mail: tim.enns@astx.com

         Alan Roemer
         The Trout Group
         Managing Director
         Tel: +1 (646) 378-2945
         E-mail: aroemer@troutgroup.com
        
         Susanna Chau
         Astex Pharmaceuticals, Inc.
         Manager
         Investor Relations
         Tel: +1 (925) 560-2845
         E-mail: susanna.chau@astx.com

         Kari Watson
         MacDougall Biomedical Communications
         Senior Vice President
         Tel: +1 (781) 235-3060
         E-mail: kwatson@macbiocom.com

Astex Pharmaceuticals, Inc. logo