( and uncertainties includeamong oth...)terna Zentaris Discloses First In Vitro Data for its PI3K,,,Inhibitors at the AACR Annual Meeting in Los Angeles,Health

and uncertainties include, among others, the ability of terna Zentaris to implement its business strategies, the availability of funds and resources to pursue R&D projects, the successful and timely completion of clinical studies, the ability of terna Zentaris to take advantage of business opportunities in the pharmaceutical industry, uncertainties related to the regulatory process and general changes in economic conditions. Investors should consult the Company's quarterly and annual filings with the Canadian and U.S. securities commissions for additional information on risks and uncertainties relating to the forward-looking statements. Investors are cautioned not to rely on these forward-looking statements. The Company does not undertake to update these forward-looking statements.at www.aeternazentaris.com.

-30-

Contacts

Jenene Thomas

Senior Director, Investor Relations & Corporate Communications

(418) 655-6420

jenene.thomas@aeternazentaris.com

Paul Burroughs

Media Relations

(418) 652-8525 ext. 406

paul.burroughs@aeternazentaris.com

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