Diarrhea caused by bacterial infection is an infectious disease of the intestinal tract caused by bacteria such as Escherichia coli and Salmonella spp. with diarrhea as the main manifestation. Patients need to promptly identify the causative bacteria before treatment. Common causes and symptoms of bacterial diarrhea can be caused by oral infections that attack the digestive tract, or often by eating an unclean diet. Patients may also experience significant abdominal pain and an increase in the frequency of diarrhea, mainly in the form of loose stools, and fever due to inflammation. Laboratory tests of stool routine and blood routine are needed to clarify the condition. Treatment measures 1, the cause of treatment: generally can be under the guidance of professional doctors, the use of anti-inflammatory, anti-diarrheal, anti-fever and other drugs for treatment. Such as the use of penicillin such as amoxicillin, cephalosporins such as cephalexin for anti-inflammatory treatment, oral montelukast for antidiarrheal treatment, etc.. You can also use drugs such as safranin to achieve the purpose of sterilization and anti-inflammation; 2, symptomatic treatment: when fever symptoms appear, if the body temperature is lower than 38.5 ℃, generally through the warm water bath, ice bags to cool down and other physical cooling methods to achieve cooling effect; but if the body temperature reaches 38.5 ℃ or more, you can take ibuprofen suspension mixture for treatment. And when diarrhea is serious, it can also be adjusted with rehydration to replenish electrolytes and ensure the balance of body fluids to promote the recovery of the disease. Precautions During the disease, try to choose light, low-salt, low-fat food, such as millet porridge, soft noodles, etc. Avoid cold, spicy and stimulating food, such as ice cream, chili, etc., to prevent aggravating diarrhea symptoms. Patients also need to closely observe the change of body temperature so that they can take timely cooling treatment.