Aeterna Zentaris to Announce First Quarter 2012 Financial and Operating Results and Hold Annual Shareholders Meeting on May 9, 2012

QUEBEC CITY, May 1, 2012 /CNW Telbec/ - Aeterna Zentaris Inc. (NASDAQ: AEZS) (TSX: AEZ) (the "Company") will announce its first quarter 2012 financial and operating results before market open on Wednesday, May 9, 2012. The Company will host a conference call to discuss these results later that same day at 8:30 a.m., Eastern Time.

Participants may access the live webcast via the Company's website at www.aezsinc.com in the "Newsroom" section, or by telephone using the following numbers: in Canada, 514-807-9895 or 647-427-7450, outside Canada, 888-231-8191. A replay of the webcast will also be available on the Company's website for a period of 30 days.

The Company further announced that it will hold its Annual Shareholders Meeting also on Wednesday, May 9, 2012 starting at 10:30 a.m. Eastern Time, in the Hémon Room of the Centre Sheraton Montreal Hotel, 1201 René-Lévesque Boulevard West, in Montreal.

About Aeterna Zentaris

Aeterna Zentaris is an oncology and endocrinology drug development company currently investigating treatments for various unmet medical needs. The Company's pipeline encompasses compounds at all stages of development, from drug discovery through to marketed products. For more information please visit www.aezsinc.com.

Investor Relations
Ginette Beaudet Vallières
Investor Relations Coordinator
[phone] ext. 265
[email protected]

Media Relations
Paul Burroughs
Director of Communications
[phone] ext. 406
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