M-shaped hairline patients generally manifested as the forehead and sideburns of the hairline to the backward, common in androgenetic alopecia, patients can be under the guidance of the doctor through medication, hair transplantation surgery, etc. to improve. 1. Drug treatment: patients can use topical minoxidil tincture, generally need to adhere to the drug for more than 3 months to see the initial effect. At the same time, male patients can take oral finasteride, female patients can take oral spironolactone. 2. Hair transplant surgery: If hair loss patients in the early treatment is not timely, after a few years after the scalp follicles may be closed, this time the need to improve through hair transplant surgery, take the patient’s back occipital hair cultivation and transplantation to the hair loss area. For patients with M-shaped hairline, it is recommended to go to the regular hospital in time, under the guidance of a professional doctor for symptomatic treatment, specific medication and treatment need to follow the doctor’s instructions.