Growth Hormone Injection has the effect of stimulating bone growth, substitution therapy and promoting wound healing. It is recommended to use the drug under the guidance of a doctor to avoid adverse reactions and effects. 1. Stimulate bone growth: growth hormone injection can promote the growth of bones, muscles and internal organs, increase protein synthesis, stimulate bone growth and maintain the normal development of the human body. It is commonly used in children with slow growth and short stature caused by growth hormone deficiency. 2. Replacement therapy: growth hormone deficiency caused by hypothalamic pituitary disease, growth hormone stimulation test confirmed growth hormone deficiency, growth hormone injection can be used for replacement therapy. 3. Promote wound healing: growth hormone has a better recovery effect on patients with severe burns, and can promote protein synthesis, which has a good effect on wound healing, anti-infection and prognosis. Growth hormone injection is a protein drug, the human body has a good therapeutic effect, but not too much use, will produce excessive dependence, it is recommended to go to the hospital to identify the cause of the disease, according to the specific causes of targeted treatment.