4-Hydroxytestosterone (4-OHT), also known as 4,17β-dihydroxyandrost-4-en-3-one, is a synthetic anabolic-androgenic steroid (AAS) and a derivative of testosterone that was never marketed.
4-Hydroxytestosterone (4-OHT), also referred to as 4,17β-dihydroxyandrost-4-en-3-one, is a synthetic steroid used for its anabolic effects that was never made widely available for medical or athletic use.