TORONTO, ONTARIO, Nov. 14, 2025 (GLOBE NEWSWIRE) — COSCIENS Biopharma Inc. (TSX: CSCI) (FINRA: CSCIF) (“COSCIENS” or the “Company”), a life science company focused on natural ingredients and pharmaceutical solutions, announced today that Peter H. Puccetti, CFA, Chairman of the Company’s board of directors (the “Board”), has been appointed Interim Chief Executive Officer, effective immediately. Peter succeeds Anna Biehn, who has stepped down as Chief Executive Officer.