Formebolone, a derivative of androstane, is an anabolic androgenic steroid. It is on the list of substances prohibited by the Word Anti-Doping Agency, and is regularly screened for in athletes.[A14416] It is also classified by the US Drug Enforcement Administration as Schedule III drug in the Controlled Substances Act. It has been used experimentally in the treatment of growth retardation, and has been noted to increase bone mass.[A14416] Additionally, it has been patented for use in development of novel transdermal delivery systems for enhanced drug delivery.
belongs to the class of organic compounds known as androgens and derivatives. These are 3-hydroxylated C19 steroid hormones. They are known to favor the development of masculine characteristics. They also show profound effects on scalp and body hair in humans.