A child with a ten-day course of diarrhea and vomiting should consider the possibility of acute gastroenteritis. It is recommended to visit a hospital for examination, conduct routine and abnormal blood tests to determine the infection status, actively carry out antibiotic treatment, and simultaneously replenish fluids to prevent water and electrolyte imbalance. Continue to administer probiotics and montmorillonite powder, consider golden bifidus treatment and spleen and stomach nourishing granules. If there is inflammation, cephalosporin antiseptic treatment can be used.