The way to improve men’s androgen is generally through oral or intramuscular injection of androgenic drugs, but androgen supplementation should be carried out under the guidance of a doctor. To improve men’s androgenic hormone can use testosterone undecanoate orally or intramuscularly, compared to intramuscular injection than oral effect comes faster, according to the situation to choose intramuscular injection or oral, fear of intramuscular injection of pain in the crowd can be orally, serious gastroenterological patients in order to reduce the stimulation of the drug on the stomach, can be intramuscular injection. This product is used for the treatment of primary or secondary testicular hypoplasia; aplastic anemia adjuvant therapy; boys somatic puberty delay. This product can appear prostate cancer, benign prostatic hyperplasia, erythrocytosis, stomach pain, vomiting, fluid retention and other adverse reactions, and allergic to androgenic hormone drugs are prohibited. Men should not blindly supplement androgens, if there are male diseases or other related diseases, you need to actively consult the doctor, under the guidance of the doctor’s interview to choose androgens and service supplementation methods to avoid adverse results.