Metandienone Medication Description DescriptionMetandienone, also known as methandienone or methandrostenolone and sold under the brand name Dianabol among others, is an androgen and anabolic steroid medication which is mostly no longer used. It is also used non-medically for physique- and performance-enhancing purposes. It is often taken by mouth. Formula: C20H28O2 Molar mass: 300.441 g/mol Melting point: 166 °C Elimination half-life: 3–6 hours Drug class: Androgen; Anabolic steroid Metabolism: Hepatic ATC code: A14AA03 (WHO) D11AE01 (WHO)