A 7-year-old child urinating more than 100 ml at a time is generally normal, purely in terms of volume. According to the 24-hour urine volume statistics, 7 years old every 24h urine volume of about 1000ml is normal, generally determine whether the urine volume is normal need to look at the number of times a day, the person’s urine volume with the amount of water consumption. Bladder size, mental factors and so on. If there is a urethritis, cystitis and other diseases, may lead to urinary frequency, urinary urgency, urinary pain and other irritating manifestations, it is recommended to consult a doctor in time for examination, such as renal function tests, routine urinalysis, retrograde imaging of the urinary tract, ultrasound of the urinary tract and other tests, to clarify the diagnosis. If there is a urinary tract infection caused by frequent urination can be treated with medication under the guidance of a doctor, such as cefazoxime. If the 7-year-old child has any discomfort, it is recommended to consult a doctor in time, and follow the doctor’s instructions for targeted treatment.