More Cosciens Biopharma Inc. news Cosciens Biopharma Inc.TSX: CSCI Aeterna Zentaris Announces Agreement to Exercise Substantially All Remaining Series B Warrants Nov 2, 2015 at 2:30 PM UTC · Issued by Cosciens Biopharma Inc. As issuedPlain English Philip Theodore, Senior Vice President, ptheodore@aezsinc.comCopyright CNW Group 2015