Needec 50 Injection is an anabolic steroid & androgen which is administered via intramuscular route for treatment of anemia & wasting syndromes. It has been formulated using nandrolone decanoate as active compound having chemical formula C28H44O3 with molar mass of 428.66 g/mol. This injection shows bioavailability of about 53 to 73% with elimination half life of 6-12 days. It is said to be agonist to androgen receptor and gets slowly absorbed in body. Apart from medical use, Needec 50 Injection is also prescribed for enhancing physique & performance for athletes and bodybuilders.