Aeterna Zentaris Inc., a specialty biopharmaceutical company, engages in developing and commercializing novel treatments in oncology, endocrinology, and women's health. The companys product pipeline includes MACRILEN, which completed the Phase 2 trial for use in the diagnosis of adult growth hormone deficiency; and zoptarelin doxorubicin, which is in Phase 3 clinical study zoptarelin doxorubicin in endometrial cancer (ZoptEC) of the compound in women with advanced, recurrent, or metastatic endometrial cancer. It is also developing two oncology compounds, including an Erk inhibitor and luteinizing hormone-releasing hormone-disorazol Z product candidates, which are in pre-clinical development. Aeterna Zentaris Inc. was founded in 1991 and is headquartered in Quebec City, Canada.