Chinese medicine can be used to treat blood in stool on the basis of identification, and commonly used formulas are Diyu San, Sophora Jiao Pill, Huangtu Tang, etc. The Chinese medicine can be used to treat blood in stool on the basis of identification. 1. Intestinal dampness-heat syndrome: see the blood color red and sticky, accompanied by irregular or loose stools, or abdominal pain, bitter mouth as the main manifestation, commonly used Di Yu San and Sophora Jiao Wan in order to clear away the dampness-heat, cool the blood to stop the bleeding (to make the blood cool and moist, to prevent bleeding). 2. Heat burns the stomach and collaterals: the color of the stool is like tar, or thin or thick, often with a history of dietary injury to the stomach, accompanied by pain in the stomach and epigastric cavity, dry mouth as the main clinical manifestations, commonly used in diarrhea and heart soup combined with ten gray powder to clear the stomach and stop bleeding. 3. Qi deficiency without blood intake: blood in stool is pale red or dark purple without consistency, accompanied by tiredness, poor appetite, yellowish color, palpitation (rapid heartbeat, often accompanied by panic) and less sleep as the main manifestations, commonly used to benefit qi and blood intake by combining Spleen Soup (preventing bleeding by replenishing qi). 4. Spleen and stomach deficiency and cold syndrome: blood in the stool is purple and dark, or even black, accompanied by hidden pain in the epigastrium (abdomen), a liking for hot drinks, a lack of color, tiredness and laziness in speech, and loose stools (thin and unshaped feces) as the main manifestations, commonly used in Huangtu Tang to strengthen the spleen and warm up the middle, and nourish the blood to stop the bleeding. It is recommended that the patient consult a doctor in a timely manner and follow the doctor’s instructions for treatment.