ESSA Pharma Inc., a clinical stage pharmaceutical company, focuses on developing novel and proprietary therapies for the treatment of prostate cancer. It develops EPI-7386, an oral candidate that is in a Phase I clinical study for the treatment of patients with metastatic castration-resistant prostate cancer. The company has collaboration agreements with Caris Life Sciences, Inc.; Bayer Consumer Care AG; Janssen Research & Development, LLC; and Astellas Pharma Inc. ESSA Pharma Inc. was incorporated in 2009 and is headquartered in Vancouver, Canada.