QUEBEC CITY, April 25 /PRNewswire-FirstCall/ -- AEterna Zentaris Inc. (TSX: AEZ; Nasdaq: AEZS) announced that its First Quarter 2006 conference call and webcast have been scheduled for Wednesday, May 3, 2006, at 3:30 p.m. Company will also hold its Annual General Meeting on the same day starting at 10:30 a.m., in the Mont-Royal II room of the Centre Mont-Royal, 2200 Mansfield Street, in Montreal. The conference call will follow the press release of AEterna Zentaris' 2006 first quarter financial and operating results issued earlier on the same day. Participants may access the live webcast via the Company's website at http://www.aeternazentaris.com/ in the "investors" section, or by telephone using the following numbers: 416-644-3424, 514-807-8791 or 800-796-7558. A replay of the webcast will also be available on the website for a period of 30 days. During the Annual General Meeting, Gilles Gagnon, President and Chief Executive Officer and Dennis Turpin, Vice President and Chief Financial Officer, will be highlighting 2005 corporate achievements as well as providing perspectives for 2006. About AEterna Zentaris Inc. AEterna Zentaris Inc. is a growing global biopharmaceutical company engaged in the discovery, development and marketing of therapies for cancer and endocrine disorders. AEterna Zentaris also owns 48.36% of the equity of Atrium Biotechnologies Inc. (TSX: ATB.sv) and 64.77% of its voting rights. Atrium is a developer, manufacturer and marketer of science-based products for the cosmetics, pharmaceutical, chemical and nutritional industries. News releases and additional information are available at http://www.aeternazentaris.com/. DATASOURCE: AETERNA ZENTARIS INC. (FORMERLY/ANCIENNEMENT - LES LABORATOIRES AETERNA CONTACT: Media Relations: Paul Burroughs, (418) 652-8525 ext. 406, ; Investor Relations: Jenene Thomas, (418) 655-6420 or (908) 996-3154, ; To request a free copy of this organization's annual report, please go to http://www.newswire.ca/ and click on reports@cnw.

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