When a child has fever and then has diarrhea, it is likely that the fever has caused gastrointestinal disorders and indigestion, and the diarrhea is normal. Often at this time, there is no inflammatory manifestation in the stool routine. At this time, you can reduce the child’s food, eat drugs to promote digestion for improvement, such as can eat lunchtime tea granules, anti-cough granules, stomach and elimination of food tablets or large hawthorn granules for regulation. In addition, eating the right amount of probiotics is also beneficial to the recovery of the disease. Take care to eat light and easily digestible food. In addition, if the fever is followed by diarrhea, gastroenteritis is not ruled out. A routine stool examination will often reveal elevated white blood cells, indicating the presence of infection and the need for antibiotic treatment. If there is no allergy to cephalosporin, it is recommended to take oral pediatric cefixime granules for anti-inflammatory treatment, the effect is still relatively good.