As nandrolonas são um esteróide anabolizante que é um grupo de medicamentos geralmente sintetizados a partir do hormônio da reprodução masculina testosterona. , e pode ajudar a reconstruir o tecido corporal, aumentar a massa corporal e óssea e estimular a formação de glóbulos vermelhos.
Os efeitos positivos da droga incluem o crescimento muscular, appetite stimulation and increased red blood cell production and bone density. Clinical studies have shown it to be effective in treating anaemia, osteoporosis and some forms of neoplasia including breast cancer, and also acts as a progestin-based contraceptive. Nandrolones is most commonly sold commercially as its decanoate ester (Deca-Durabolin) and less commonly as a phenylpropionate ester (Durabolin).
Nandrolone is also (medically) used to treat severe debility or disease states and refractory anemias. It promotes tissue building processes, reverses catabolism (muscle destruction) and stimulates erythropoiesis (red blood cell production). This makes it a very useful drug to treat wasting disorders such as advanced H.I.V. , and also, makes it highly sought after by bodybuilders and athletes.