For 8-year-old bedwetting due to exertion and other physiological factors often lift the causative factors can be relieved, for the disease caused by the main alarm (wake up) and drug treatment. 1. Physiological bedwetting: mainly due to excessive water intake, excessive fatigue, before bedtime strenuous exercise, etc., generally after adjusting the diet, proper rest, avoiding bedtime exercise can be relieved, generally do not need to be treated. 2. Pathological factors: that is, nocturnal enuresis, generally at least 1 time per month per month bedwetting, and more than 3 consecutive months. Treatment mainly includes alarm bell and drug therapy. Alarm bell therapy mainly refers to the occurrence of urinary loss at night sensor alarm to wake up the child, repeated training in order to eventually make it feel the urge to urinate and wake up to urinate. Medications include desmopressin and oxybutynin. When the child appears bedwetting, it should cause attention, if the bedwetting is frequent, should go to the hospital in time, and under the guidance of the doctor for treatment. Medications need to be applied under the supervision of a doctor.