Infants excreting watery stools are usually suffering from infantile diarrhea, which needs to be treated by rehydration therapy, medication and general therapy. 1. Rehydration therapy: mild diarrhea can be taken orally with a moderate amount of saline, severe diarrhea requires the opening of intravenous channels to correct water and electrolyte disorders. 2. Medication: Oral probiotics (e.g. Clostridium typhimurium capsule, Bifidobacterium triplex), intestinal mucosal protectant (e.g. montelukast) and anti-infective drugs (e.g. vancomycin, metronidazole) should be taken under the guidance of doctor. 3. General treatment: After the symptoms are gradually relieved, the original diet should be resumed as soon as possible, from thin to thick. Normally, attention should be paid to dietary hygiene, avoid eating too stimulating food. Infants excreting watery stools, it is recommended to go to the hospital in time to do routine stool examination to clarify the cause of the disease, and then carry out symptomatic supportive treatment.