AEterna Zentaris to Announce Second Quarter 2008 Financial and Operating Results on August 12, 2008

QUEBEC CITY, Aug. 5 /PRNewswire-FirstCall/ - AEterna Zentaris Inc. , a global biopharmaceutical company focused on endocrine therapy and oncology, will announce its second quarter 2008 financial and operating results after market close on Tuesday, August 12, 2008. The Company will host a conference call and webcast to discuss these results later that same day at 4:30 p.m., Eastern Time.

Participants may access the conference call by dialing the following numbers: 416-644-3430, 514-807-8791 or 800-814-4862. They may also access the live webcast via the Company's website at www.aezsinc.com in the "Investors" section. A replay of the webcast will also be available on the Company's website for a period of 30 days.

About AEterna Zentaris Inc.

AEterna Zentaris Inc. is a global biopharmaceutical company focused on endocrine therapy and oncology with proven expertise in drug discovery, development and commercialization. News releases and additional information are available at www.aezsinc.com.

CONTACT: Investor Relations: Dennis Turpin, CA, Senior Vice President and
Chief Financial Officer, (908) 626-5503, dturpin@aezsinc.com; Media
Relations: Paul Burroughs, Director of Communications, (418) 652-8525 ext.
406, pburroughs@aezsinc.com

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