Baldness may be caused by androgenetic alopecia, baldness or ringworm, etc. It is recommended that patients be treated with medication after the specific cause is clarified under the guidance of a doctor. 1. Androgenetic alopecia: when the androgen activity in the patient’s body is elevated, the local dihydrotestosterone in the hair follicle will combine with the hair follicle cells and lead to thinning and softening of the hair, thus causing hair loss. Patients can use topical minoxidil. At the same time, male patients can take oral finasteride, and female patients can take oral cyproterone. 2. Patchy baldness: For patients with patchy baldness, Minoxidil can also be used externally. Glucocorticoid injections, such as prednisolone suspension and betamethasone, can also be given to the hair loss area on the top of the head. 3. Ringworm of the head: due to fungal infection of hair and scalp, red spots, pimples, scales, symptoms of hair loss can appear, can also cause the occurrence of baldness. This requires active antifungal treatment, such as external miconazole cream, clotrimazole ointment, oral itraconazole, terbinafine and other drugs. For patients with baldness, it is recommended to go to the regular hospital in time for examination, clear diagnosis, symptomatic treatment, drugs need to be used in accordance with medical advice.