Mouse Anti-Trenbolone monoclonal antibody for ELISA, LFIA. Trenbolone (INN, BAN), also known as trienolone or trienbolone, as well as 11-testosterone, is an anabolic-androgenic steroid (AAS) of the 19-nortestosterone group. It is used in veterinary medicine in livestock to increase muscle growth and appetite. Trenbolone is used in the form of ester prodrugs, including trenbolone acetate (brand names Revalor (in combination with estradiol), Finaplix, Finajet) and trenbolone hexahydrobenzylcarbonate (Parabolan, Hexabolan).Although it is not available as a prescription medication for humans, trenbolone enanthate (RU-1697) is sometimes sold under the nickname Trenabol