Stanozolol, commonly sold under the name Winstrol (oral), Tenabol and Winstrol Depot (intramuscular), is a synthetic anabolic steroid derived from testosterone, and has been approved by the FDA for human use.
Stanozolol, commonly sold under the name Winstrol (oral), Tenabol and Winstrol Depot (intramuscular), is a synthetic anabolic steroid derived from testosterone. It was developed by Winthrop Laboratories in 1962, and has been approved by the FDA for human use.