More Cosciens Biopharma Inc. news Cosciens Biopharma Inc.TSX: CSCI Aeterna Zentaris Announces Amendment to Series B Warrants Sep 21, 2015 at 1:00 PM UTC · Issued by Cosciens Biopharma Inc. As issuedPlain English Paul Burroughs, Director of Communications, (418) 652-8525 ext. 406, pburroughs@aezsinc.comCopyright CNW Group 2015