Frequent urination in 7 to 12 year old children may be caused by excessive water consumption, psychogenic urination, urinary tract infection disease, diabetes and other factors. When disease factors exist, they should be treated with anti-infective drugs as well as hypoglycemic drugs, such as levofloxacin and metformin. 1. Drinking too much water: when children drink a lot of water and sweat less, the production of urine will increase and physiological frequent urination may occur. After controlling the amount of drinking water, it can recover by itself. 2. Mental urinary frequency: encountered some important things, the child psychological overstress or fear, easily induced mental urinary frequency, frequent urination, parents should promptly appease the child’s children, psychological state after the stabilization of the general can be restored to normal. 3. Urinary tract infections: such as cystitis or urethritis, after diagnosis, the main application of sensitive antimicrobial drugs, such as levofloxacin, etc., and also need to drink more water, more urination, conducive to recovery. 4. Diabetes mellitus: For frequent urination caused by diabetes mellitus, glucose-lowering drugs should be used to control blood sugar, such as metformin, to control blood sugar within a stable range. To summarize, if a child aged 7 to 12 years old has frequent urination, he should consult a doctor in time. When giving medication to children, must follow the doctor’s instructions, safe and reasonable use of drugs, do not unauthorized use of drugs.