Breastfeeding babies with blood in the stool is considered to be the emergence of acute gastroenteritis, constipation and other diseases, need to actively seek medical examination, the use of montelukast, bifidobacteria and other drugs treatment. 1. Acute gastroenteritis, if the baby breastfeeding process baby acute gastroenteritis, bacterial viruses or other pathogens invade the baby’s intestinal tract, may lead to the emergence of diarrhea symptoms, diarrhea for too long may lead to mucosal breakage, the emergence of the blood symptoms, the need to use under the guidance of the doctor, montelukast, rehydration salts and other drugs treatment. 2. constipation, if the baby has constipation, the process of defecation of stool too hard may cause irritation to the perianal mucosa, resulting in damage, the emergence of blood in the stool, you can adjust the diet, if necessary, under the guidance of a doctor to use polyethylene glycol, lactulose and other drugs. In the process of breastfeeding, it is best not to eat spicy and stimulating food often, and need to maintain a light diet.