The clinical situation of vomiting and diarrhea is often characteristic of acute gastroenteritis, mostly related to cold and flu or eating unclean food. In this case, first of all, pay more attention to rest, drink some warm water or sugar water, in order to improve the situation of water electrolyte disorders. Secondly, give medicinal symptomatic treatment, commonly used are montelukast, 3g once, 3 times a day; loperamide hydrochloride capsules, 2 capsules once, 3 times a day; norfloxacin capsules, 2 capsules once, 3 times a day, symptomatic treatment. If still can not be relieved repeatedly, you can consider giving intravenous infusion of levofloxacin sodium chloride injection, saline with potassium chloride, vitamin C into the liquid static drip, to prevent hydroelectrolyte disorders, and at the same time give scopolamine hydrochloride injection 20mg intramuscular injection or intravenous drip, most of them are generally able to achieve effective relief. If there is still no relief, it is necessary to consult the hospital to improve the stool routine, blood routine, ion analysis of the examination, to further clarify the diagnosis.