Som-atorel 5mg Injection contains Somatropin. This is a human growth hormone (HGH). The 5mg represents the amount of somatropin (growth hormone) in the vial after reconstitution. This is usually provided as a lyophilized powder, which is reconstituted with the accompanying solvent (usually sterile water or saline) before injection. Somatropin is used for different conditions associated with growth hormone deficiency and other medical applications. It acts by inducing growth and enhancing lean body mass by the production of insulin-like growth factor 1 (IGF-1). Som-atorel 5mg Injection is a recombinant human growth hormone used in the treatment of various growth disorders, including growth hormone deficiency, Turner syndrome, chronic renal insufficiency, and other conditions that affect growth and development.