Patchy baldness area has become larger should be standardized treatment, including general treatment, drug treatment, phototherapy and other treatments. 1. General treatment: avoid mental stress and other possible triggering factors, pay attention to the combination of work and rest, etc. Most of the baldness can be cured naturally within 6~12 months. Most of the baldness can be cured naturally within 6~12 months, and those with large baldness area can wear wigs to reduce the psychological burden. 2. Medication (1) Local medications: commonly used medications include minoxidil, which can promote local blood circulation and thus promote hair growth. Intradermal injection of glucocorticoids such as betamethasone can also be carried out in the balding area to reduce perifollicular inflammation. (2) Systemic therapy drugs: extensive and rapid hair loss can be oral prednisone, methylprednisolone, cyclosporine, baricitinib and other drugs. (3) Phototherapy: long-wave ultraviolet rays, photodynamic therapy, excimer laser and so on have certain curative effect on baldness. 4. Other treatments: Baldness area more than half of the person can be used externally diphenylcyclopropenone, by inducing the occurrence of local immune response and promote hair growth. It is recommended to consult a doctor in time for diagnosis and treatment. The use of specific drugs should be under the guidance of a doctor.