There are several treatment options for baldness in a piece of hair: 1. 308 excimer laser irradiation can be applied twice a week for treatment. Usually the minimum amount of erythema can continue to be applied, that is, the irradiated area appears erythema in such a situation, proving that the irradiation dose is effective. 2, you can apply topical minoxidil tincture twice a day, or you can apply mometasone furoate ointment, or fluticasone propionate cream and other glucocorticoid ointment, once a day. But hormone ointment can not be applied for a long time, applied between half a month to a month can be discontinued. 3, through the treatment of oral medication, you can take oral Jing Wu capsule, and can be combined with compound glycyrrhetinic acid capsule for oral treatment.