There may be skin allergy, acromegaly, gigantism and other sequelae after taking growth hormone. 1. Skin allergy: some people will have adverse reactions after playing growth hormone, there will be skin redness, bulging, pain, etc. It may be because the subcutaneous tissues are more abnormal, and there will be skin allergy after playing growth hormone. 2. limb hypertrophy: growth hormone injection is too much, after epiphyseal closure, it is easy to produce limb hypertrophy, it is recommended to do a bone age test before playing growth hormone, if the epiphyseal closure, and then play the growth hormone does not play much of a role in limb hypertrophy will appear jaw protruding, palms of the hands and feet become larger, wider nose, and so on. 3. Gigantism: growth hormone can promote the growth of bones, internal organs and protein synthesis. Excessive use of growth hormone is likely to cause adverse consequences, and may cause headaches, nausea and other symptoms. Growth hormone needs to be used under the guidance of a professional doctor. If the after-effects are not relieved in time, it is recommended to go to the hospital for examination.