Children’s diarrhea is considered to be the emergence of acute gastroenteritis, symptomatic diarrhea and other problems, there is no such thing as food can be the fastest, you can properly eat some millet porridge, pumpkin porridge and other foods, if the situation is more serious, you need to use medication. 1. Acute gastroenteritis: clinically acute gastroenteritis can be appropriate to eat some light food, such as noodles, millet porridge, pumpkin porridge, etc., but also under the guidance of the doctor to use montelukast, oral rehydration salts and other drugs. 2. Symptomatic diarrhea: If the diarrhea is caused by indigestion, you can use probiotics such as bacillus subtilis bacillus granules under the guidance of a doctor to treat it, and montelukast can be used to protect the gastric mucous membrane if necessary. Usually need to pay attention to the child’s diet, pay attention to dietary hygiene, avoid causing diarrhea.