Diarrhea and watery diarrhea may be caused by abdominal cold, acute enteritis, parasitic infection, etc. Symptomatic treatment (montelukast to stop diarrhea, rehydration) and causative treatment (norfloxacin to fight infection, albendazole to expel worms, etc.) should be given according to the cause. 1. Abdominal cold: diarrhea and diarrhea caused by abdominal cold can be given a hot water bag, hot compresses on the stomach, taking montelukast to stop diarrhea, combined with probiotics to regulate the internal environment of the intestinal tract to alleviate the symptoms. 2. Acute enteritis: if bacterial infection, antibiotics can be given, such as norfloxacin, ciprofloxacin, etc., montelukast, bifidobacteria and other medications, if the number of diarrhea, oral rehydration salts or intravenous fluid supplementation, to correct electrolyte disorders. 3. Parasitic infections: intestinal infections caused by parasites diarrhea, can be given anthelmintic drugs, such as albendazole and other treatments, combined with montelukast to stop diarrhea. The diarrhea and water, it is recommended to consult a doctor in time to identify the cause of the disease, and follow the doctor’s instructions to treat as soon as possible.