The symptom of blood in the stool in the fifth month of pregnancy may be an anal fissure or hemorrhoids. If it is an anal fissure, it may also be accompanied by anal pain that is cutting or tearing, and the stool may also be dry. In the case of bleeding hemorrhoids, it may be accompanied by a prolapsed mass in the anus and pain in the anus. If the internal anal mass is prolapsed, you need to promptly use your hands to return the prolapsed foreign body into the anus, you can also use warm water or potassium permanganate solution sitz bath, but the temperature should not be too high, so as not to cause contractions. The use of drugs should be cautious, because most of the hemorrhoid cream or hemorrhoid suppositories contain ice chips, musk and other ingredients, to prevent the use of these drugs cause miscarriage. Try to keep the bowel movement, you can increase the dietary fiber-rich food, increase the intake of fruits, vegetables, etc., drink more water. Appropriately increase the amount of exercise, walk properly after meals or in the evening, strengthen intestinal peristalsis, help defecation. Generally through the above conditioning, most of the symptoms of blood in stool can be relieved.