Stanozolol is a popular AAS used by bodybuilders, but its development has not been smooth. Stanozolol development In 1962, Stanozolol was listed in the United States by Winthrop(Sterling) under the trade name “Winstrol” and in Europe by Winthrop partner Bayer under the trade name “Stromba”. In 1970, the FDA classified Stanozolol as potentially effective as an adjunct therapy for elderly …