Viogentropin HGH Each pen contains:16.6mg of somatropin which is 50iuEach click is 1iu on the penUsers take 4 clicks a day - 4iu *Some users take full 4iu upon waking, fasted state and eat or drink 45 minutes after injection. Others can take 2iu upon waking fasted and the other 2iu after a..