Somatropin also commonly referred to as human growth hormone (HGH), is a hormone that is produced in the human body and excreted into the blood by the cells of the anterior pituitary gland. It is a single-chain protein that is composed of 191 amino acids with a molecular weight of approximately 22,000 Daltons. It is used to treat growth failure in children and adults who lack natural growth hormone, and in those with chronic kidney failure, Noonan syndrome, Turner syndrome, short stature at birth with no catch-up growth, and other causes.Contact for detail.