Depending on the causes of non-pathological, infected, spot baldness and androgenetic alopecia, male baldness can be induced to grow hair again through general conditioning, medication and surgical treatment. 1. Non-pathological: Baldness caused by mental stress, poor living habits and nutritional deficiencies can usually be relieved by adjusting lifestyle and strengthening nutrition. 2. Infection: such as bacterial infection caused by baldness folliculitis, syphilis spirochete infection caused by hair loss, fungal infection caused by ringworm, etc., need to carry out symptomatic anti-infection treatment. 3. Patchy baldness: Patchy baldness is a non-scarring disease dominated by mental factors and related to autoimmunity, and the treatment should firstly remove the possible triggering factors, and it can be cured by itself within 6~12 months. In addition, glucocorticoid creams such as hydrocortisone butyrate cream can be used externally, or local intradermal injection of drugs such as trimethoprim. 4. Androgenetic alopecia: in this case, oral finasteride, spironolactone and other drugs, topical minoxidil tincture, if necessary, can also do follicle transplantation. Male baldness is recommended to consult a doctor in a timely manner, under the guidance of a doctor to specify the cause of the standardized treatment, to avoid adverse consequences. The above drugs need to be used in accordance with medical advice.