There is no such thing as the fastest and most effective way to stop children’s diarrhea, you need to combine the causes of diarrhea to choose the appropriate method of stopping diarrhea, common dietary adjustments, medication. 1. Dietary adjustments: due to eating too much food too mixed, caused by indigestion caused by diarrhea, it is recommended that daily life as much as possible to eat light and easy to digest food, avoid eating greasy, spicy food. 2. Medication: For diarrhea caused by cold, infection and other serious symptoms, antidiarrheal drugs such as montelukast and probiotics such as bifidobacteria can be prescribed to adjust the intestinal flora, and for diarrhea caused by bacterial infections, antimicrobial drugs such as cephalexin can be given as prescribed by the doctor for treatment. It is recommended that children with diarrhea consult a doctor in a timely manner to identify their condition and follow the doctor’s instructions for treatment. The above drugs should be used in accordance with medical advice.