Children’s bedwetting may be physiological, can be relieved through dietary modification, bladder function training, etc.; may also be pathologic, the main consideration is related to enuresis, this time in addition to the general treatment, can also be treated with medication under the guidance of a physician. 1. Dietary modification: for children with bedwetting, dinner should be early, and 2-3 hours before bedtime should not eat, drink and eat foods containing more water. 2. Bladder function training: children can be urged to drink as much water as possible during the day, and try to prolong the interval between two times of urination to make the bladder dilated, which is conducive to strengthening urinary control and increase bladder capacity. 3. Medication: For children ≥5 years old who urinate involuntarily at night at least 2 times a week on average for more than 3 months, most of them have enuresis. In addition to the general treatment mentioned above, they can also be treated with medication under the guidance of a physician, and commonly used medications include promethazine. In addition, parents can also record the child’s bedwetting time and pattern, can wake up the child at night to get up to urinate 1 to 2 times, for suspected pathological bedwetting children, should also be timely medical diagnosis and treatment.