<unk>  is available in pharmaceutical formulations for medical use as an androgen or anabolic–androgenic steroid (AAS). It is used mainly in the treatment of male hypogonadism. When used as a medication,<unk>  is referred to as androstanolone () or as stanolone (), and is sold under brand names such as Andractim among others. The availability of pharmaceutical<unk>  is limited; it is not available in the United States or Canada, but is available in certain European countries. The available formulations of<unk>  include buccal or sublingual tablets, topical gels, and, as esters in oil, injectables like androstanolone propionate and androstanolone valerate.
Dihydrotestosterone
Methyltestosterone
3β-Androstanediol
3α-Androstanediol
Allyltestosterone
Dehydroepiandrosterone
11-Ketoprogesterone
16α-Hydroxyestrone