Genotropin is considered a perfect drug in battle against aging. The normal dosage of human growth hormone for athletes is 8 -24 iu daily for bodybuilding purposes and 4 – 8 iu per day if only used for fat burning . Bodybuilders should take daily injections with 2 days pause every 6 days. Older patients are more sensitive to the compound and may require a smaller dose than younger athletes. Taken in high doses Genotropin may cause headache, nausea, vomiting and edema of ankles. If a person have diabetes or is using insulin the drug should be administered under a doctor’s supervision.