Fifty tablets of 50 mg, which is the unit oxymetholone has been made in since Syntex first marketed it; Magnum Pharmaceuticals has kept the original strength rather than dividing or doubling it.
Inside the tablet is a hydroxymethylene-substituted derivative of dihydrotestosterone, workable by mouth because the methyl group at carbon 17 shields it from being broken down before it reaches circulation. Medicine uses it for anaemia. Among gym orals it is known above all for fluid retention, an effect traced to the molecule engaging oestrogen receptors itself rather than to any conversion step.
