Fever and diarrhea are usually related to enteritis. It is necessary to go to the gastroenterology department of the hospital, to clarify the specific causes, and then choose the appropriate drugs for treatment. 1, bacterial enteritis: inflammation of the intestinal mucosa after attack by bacteria or toxins, etc., and stimulation of peripheral nerves, resulting in diarrhea, fever and other symptoms appear. The disease is generally diagnosed through routine blood and stool test results, commonly used drugs such as norfloxacin, pyrimethamine, etc.; 2, viral enteritis: such as gastrointestinal flu, autumn diarrhea, etc.. These diseases are caused by viruses and can be accompanied by mixed bacterial infections, the gastrointestinal mucosa is stimulated to discharge a large number of secretions, so that digestion and absorption can not be carried out normally, which leads to diarrhea, fever. In this case, you should seek medical attention in a timely manner. In addition, be careful not to take antidiarrheal drugs, as this may lead to more serious fever due to absorption of toxins in the intestine. Patients with fever and diarrhea should go to the hospital in a timely manner to clarify the cause according to the results of routine blood and stool tests, and to carry out targeted treatment. In daily life, you should pay attention to a healthy diet, three meals should be light and easy to digest, avoid spicy and cold stimulating foods, and at the same time exercise reasonably and regulate your emotions.