Aeterna Zentaris Announces Details Regarding Transaction with Ceapro

Aeterna Zentaris Inc AEZS:

• AETERNA ZENTARIS: FINALIZED CERTAIN DETAILS REGARDING MERGER OF EQUALS WITH CEAPRO

• AETERNA: CEAPRO SHAREHOLDERS WILL NOW GET 0.02360 OF A COMMON SHARE FOR EACH CEAPRO SHARE HELD

• AETERNA ZENTARIS- HOLDERS OF COMMON SHARES TO GET 0.47698 OF A COMMON SHARE PURCHASE WARRANT FOR EACH POST-CONSOLIDATION COMMON SHARE