In Stock

250mg/ml (10ml)

Nandrolone phenylpropionate (NPP) (BAN) (brand name Durabolin, Fenobolin, numerous others), or nandrolone phenpropionate (USAN), also known as nandrolone hydrocinnamate, as well as 19-nortestosterone 17β-phenylpropionate or 17β-(1-oxo-3-phenylpropoxy)estr-4-en-3-one, is a synthetic androgen and anabolic steroid and a nandrolone ester. It was introduced in 1959.[4] NPP is marketed in many countries throughout the world, including in the United Kingdom and Canada, and along with nandrolone decanoate, is one of the most widely used nandrolone esters.Both NPP and nandrolone decanoate are prodrugs of nandrolone.