Nandrodec 300mgs/ml 10 ml is an injectable anabolic steroid solution. It contains Nandrolone Decanoate, a derivative of testosterone and is used for the promotion of muscle growth and strength. It also increases bone mineral density and strength as well as collagen synthesis. It also promotes red blood cell production. Side effects of Nandrodec 300mgs/ml 10 ml may include water retention, gynecomastia and balding. Consult with a physician before use.