Diarrhea, blood in the stool and fever is a condition to be considered as gastrointestinal flu, which is usually caused by pathogenic infections such as rotavirus and enterobacteria. It requires anti-defecation, anti-infection and anti-fever treatment. You can choose to take cefradin capsules, norfloxacin capsules, together with anti-diarrheal montelukast to carry out treatment. Fever symptoms can be treated with afternoon tea granules and acetaminophen extended-release tablets. During the illness diet must be kept light and easy to digest, eat more yam porridge, barley porridge, skin egg and lean meat porridge and other easily digestible food. Drink plenty of plain water, be sure to maintain a light diet, do not eat cold, greasy, spicy and stimulating food, pay attention to rest, do not work too hard. During diarrhea, you should supplement sugar and salt water appropriately, which can avoid electrolyte imbalance.