ZONA Zonagen (MM)

Zonagen, Inc. (NASDAQ:ZONA) announced today that the Company's President and CEO, Joseph Podolski, will present a corporate overview on Wednesday, November 9, 2005 at 10:10 a.m. Eastern Time (7:10 a.m. Pacific Time) during the Rodman & Renshaw Techvest 7th Annual Healthcare Conference. To access the live presentation or a subsequent archived recording please log onto Zonagen's website at http://www.zonagen.com and click on the "Presentations" tab. The archived webcast will be available for 90 days following the presentation. Please connect to Zonagen's website prior to the start of the webcast to ensure adequate time to download any software that may be necessary. About Zonagen, Inc. (www.Zonagen.com) Zonagen is a clinical stage biopharmaceutical company engaged in the development of new drugs to treat hormonal and reproductive system disorders. Forward-Looking Statement Any statements that are not historical facts contained in this release are forward-looking statements that involve risks and uncertainties including Zonagen's ability to have success in the clinical development of its technologies, Zonagen's ability to have success in meeting governmental regulations and the costs and time required to meet such regulatory requirements, manufacturing uncertainties related to Proellex(TM), the need for additional funding in order to complete clinical trials for Proellex(TM), reliance on independent contractors for development and manufacturing needs, and such other risks identified in Zonagen's Annual Report on Form 10-K for the year ended December 31, 2004, as filed with the Securities and Exchange Commission (SEC) and other SEC filings. These documents are available on request from Zonagen or at www.sec.gov. Zonagen disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.