AEterna Zentaris Inc. is a biopharmaceutical company focused on endocrine therapy and oncology. Its lead endocrinology program is a Phase 3 trial in benign prostatic hyperplasia (BPH) with cetrorelix, an LHRH antagonist already marketed for in vitro fertilization under the brand name Cetrotide. The lead oncology program is a Phase 2 trial in endometrial and ovarian cancer with AEZS-108, a targeted cytotoxic peptide conjugate. Other lead compounds include ozarelix for BPH and prostate cancer as well as perifosine for multiple cancers.