From the desk of... George Spellwin - Founder EliteFitness.com Masteron: Also known as Drostanolone Dear Friend and Fellow Athlete, How does Masteron work? Masteron is the brand name for the anabolic-androgenic steroid (AAS) known as drostanolone propionate. This drug was first developed by Syntex Pharmaceuticals in 1959, but it wasn’t manufactured and sold until 1970. … [Read more...]