Stanozolol is used to treat hereditary angioedema. Stanozolol is one of the AAS commonly used as performance-enhancing drugs and is banned from use in sports competition. It is an anabolic steroid that is known to have a diuretic effect. Stanozolol has been used with some success to treat venous insufficiency. It stimulates blood fibrinolysis and has been evaluated for the treatment of the more advanced skin changes in venous disease such as lipodermatosclerosis. Several randomized trials noted improvement in the area of lipodermatosclerosis, reduced skin thickness, and possibly faster ulcer healing rates with stanozolol. It is also being studied to treat hereditary angioedema, osteoporosis, and skeletal muscle injury. Stanozolol is used for physique- and performance-enhancing purposes by competitive athletes, bodybuilders, and powerlifters. Name: Stanozolol CAS Number: 10418-03-8 Molecular Formula: C₂₁H₃₂N₂O Molecular Weight: ~328.5 g/mol Description: 17-alpha-alkylated DHT-derived anabolic steroid API Assay / Purity Assay (potency): 97.0% – 103.0% Related substances / impurities: Within specified limits Residual solvents: Compliant with ICH Q3C Heavy metals: Within pharmacopeial limits