Male breast enlargement, mainly through taking hormone drugs and surgery and other ways. There may be local infections, rejection reactions and endocrine disorders and other disadvantages. 1. Endocrine disorders: If men take hormone drugs for breast enlargement, it may cause endocrine system disorders, resulting in a series of complications. 2. Localized infection: If the patient is in the process of surgery, the equipment as well as the wound is not sterilized in place, or the postoperative care is not in place. All of them may cause the infection of the surgical site, which will lead to pain, itching and other symptoms. 3. Rejection reaction: In general, patients are implanted with silicone gel implants to achieve the purpose of breast augmentation. The implantation of silicone gel may cause the patient’s rejection reaction, causing periosteal spasm and other adverse reactions. Therefore, breast augmentation is generally not recommended for men, and it is recommended to face up to oneself and seek timely treatment at a psychiatric department if necessary. If you want to enlarge your breasts, it is recommended to consult a regular hospital.