Whether diarrhea, or diarrhea, should be treated with fluids should be decided on a case-by-case basis. Diarrhea patients should be rehydrated according to the specific situation. If the diarrhea is mild, oral antidiarrheal agent can be relieved, then there is no need for intravenous rehydration therapy; if the diarrhea is more serious or even diarrhea, this situation is likely to lead to dehydration, the need for timely treatment of fluids. Diarrhea more suggestive of acute gastroenteritis, usually eating unhygienic food or other factors caused by diarrhea need to perform routine stool examination, blood test and abdominal examination, etc., to determine the cause of the disease in the guidance of a professional physician to determine whether or not to carry out the infusion of fluids for treatment. Diarrhea patients should actively seek medical attention, by the doctor to guide the use of drugs, not blindly use their own medication.