Diarrhea is often caused by unclean food, so the most important thing to prevent is the cleanliness and safety of food storage. Children should not eat raw and cold food sold on the street, and food at home should be boiled and sterilized by other methods. All baby bottles and teats should be sterilized strictly. Brewed milk or half-eaten milk should not be left in the greenhouse for too long. When there is a patient with acute enteritis at home, the patient should be isolated, and the utensils used for excrement such as stool and vomit should be disinfected, and excrement should be handled carefully so as not to infect other children. Preventive care 1, chronic diarrhea prevention: chronic diarrhea after timely and appropriate treatment, the prognosis is good; such as long-term recurrent diarrhea, resulting in spleen and stomach gas deficiency, the disease is long and kidney, the condition is exacerbated. If the kidney deficiency further development, not only can not warm the spleen Yang, but also can not consolidate under the diarrhea, the condition tends to die Yin dead Yang evidence, the prognosis is not good; 2, chronic diarrhea prevention: to strengthen exercise, enhance physical fitness, so that the spleen is not easy to be evil; patriotic health campaign to eliminate flies, strengthen food hygiene and water management; do not eat spoiled food, do not drink raw water, eat raw fruits and vegetables to scald, to develop a 3, chronic diarrhea health care: pay attention to rest and increase nutrition, give easily digestible food, such as rice soup, congee soup, etc.. If you have cold abdominal pain and diarrhea, you can also drink light ginger soup to warm up the spleen Yang and harmonize the stomach Qi. Avoid eating spicy and hot bo, fatty, sweet and thick products. If possible, cooperate with infrared light, wax therapy, cupping, acupuncture, qigong and other therapies to improve the effectiveness of treatment. In addition, keep a relaxed mood, avoid strong stimulation, establish confidence to overcome the disease. Attention 1, pay attention to the combination of work and rest, not too tired; fulminant, acute attacks and severe chronic type of patients, should be bed rest; 2, pay attention to clothing, keep warm and cold phase appropriate; appropriate physical exercise to enhance physical fitness; 3, should generally eat soft, easy to digest, nutritious and sufficient calories of food. It is advisable to eat a small number of meals and supplement multivitamins. Do not eat raw, cold, greasy and fibrous food; 4. Pay attention to food hygiene to avoid intestinal infections that may trigger or aggravate the disease. Avoid smoking, alcohol, spicy food, milk and dairy products; 5. Usually keep a relaxed mood, avoid mental stimulation and relieve all kinds of mental stress. Chronic diarrhea treatment medication, the key is in the group, the number of stools does not necessarily use tonic medicine, to identify the combination of evidence and disease, strengthening the spleen and the combination of general and complementary general, both to support the righteous, but also to eliminate the evil, support is to cure the root, to eliminate the evil is to eliminate the intestinal diet stagnation, damp heat. It is recommended that patients with chronic diarrhea for a long time or those who are willing to repeat it over and over again can be treated with Chinese herbal medicine, while paying attention to dietary habits, such as taking Xianglian Pills orally to get rid of heat accumulation in the intestines.