Nandrolone, or 19-Nortestosterone, is one of the most widely used synthetic anabolic-androgenic steroids by athletes who need power and muscle strength. It is derived from testosterone, the main sex hormone produced in man. A small chemical modification makes nandrolone more anabolic than androgenic and accounts for its widespread misuse in sport. Testosterone has an anabolic:androgenic ratio o...

A case is presented of a young competitive body-builder who abused anabolic steroid drugs and developed profound symptomatic hypogonadotrophic hypogonadism. With the help of prescribed testosterone (Sustanon) he stopped taking anabolic drugs, and later stopped Sustanon also. Hypogonadism returned, but was successfully treated with weekly injections of human chorionic gonadotropin for three mont...

nabolic androgenic steroids (AAS) and other anabolic agents are widely abused as performance-enhancing drugs by athletes of all abilities—from elite competitors to participants in amateur sports to high-school students. AAS and other anabolic compounds are banned by most amateur sports anti-doping programs, the World Anti-Doping Agency (WADA), and many professional sports organizations (1). In ...