DECA (Nandrolone Decanoate) 250mg/ml 10ml vial( also known as DECA Durabolin(Deca Durabolin), Retabolil)- at the moment is one of the strongest steroid drugs. It was designed and released in 1962. firm Organon. Until now, this firm produces this steroid. Retabolil is widely known and very loved by a