Patients with diarrhea can drink plenty of hot water, which helps to replenish the water lost from the body, as long as the patient is able to cooperate in drinking as much hot water as possible, or they can switch to drinking saline or sugar water instead, for example. Patients with diarrhea who also have nausea and vomiting will likely experience varying degrees of dehydration. When the patient is not able to drink water with the need to go to the hospital, and with the doctor to give appropriate intravenous rehydration therapy, so as not to lead to serious dehydration. Most of the diarrhea is caused by bacterial infection or viral infection, in the treatment of probiotics generally preferred to regulate the intestinal flora treatment, if necessary, can be added with Simethicone to stop the diarrhea or a combination of antibiotics, antiviral drugs, etc., the specific need to consult a specialist.