SciTropin is Sciroxx labs brand name for somatropin, a human growth hormone produced by recombinant DNA technology. SciTropin has 191 amino acids and a molecular weight of about 22,124 daltons. Its amino acid sequence is identical to that of human growth hormone of pituitary origin. SciTropin is synthesized in a strain of Escherichia coli modified by insertion of the human growth hormone gene. SciTropin is supplied in 100IU (33mg) kits of 10 vials of 10IU (3.33mg) each.