Acute gastroenteritis can be treated faster by choosing the appropriate medication under the guidance of the doctor in combination with the patient’s condition, such as intestinal mucosal protectants, microbial agents, elimination of cathartics, loperamide and so on. 1. Intestinal mucosal protectant: such as montelukast, has the role of adsorption of intestinal toxins and mucosal protection, can shorten the duration of diarrhea in the treatment of acute diarrhea. Adverse reactions such as constipation or dehydration may easily occur after the use of the drug. Patients who are allergic to the drug are prohibited. 2. Microbial preparations: intestinal probiotics composed of special active microbial preparations, beneficial to human health, but also for the treatment of diarrhea has a certain efficacy. Commonly used are Saccharomyces boulardii. 3. Elimination of Cadroxil: the medication can reduce the excessive secretion of water and electrolytes and shorten the course of the disease. Acute gastroenteritis can be accompanied by severe dehydration, the use of such drugs can relieve the patient’s discomfort. 4. Loperamide: antidiarrheal drugs can inhibit intestinal peristalsis, reduce diarrhea, suitable for patients with mild to moderate diarrhea. Patients are easy to appear after using the drug. Rash, itching, nausea and other adverse reactions. The drug is contraindicated in patients with lactation, neonates, pregnancy, and hepatic function impairment. The treatment of acute gastroenteritis is recommended to choose the correct method, the specific medication can be consulted with the doctor, do not self-medicate indiscriminately.