If your baby does not have bowel movements for three or four days, you need to combine your baby’s symptoms and actively look for the cause of the problem, and you can consider cleaning the anal area or using medication to promote bowel movements. 1. If the baby does not have bowel movement for three or four days due to intestinal obstruction or intestinal torsion, the baby needs to go to a specialist hospital actively to have the condition assessed by a specialist physician, and then undergo surgical treatment if necessary. 2. If the baby appeared bloating, gas and other symptoms, consider the baby’s abdomen is cold, you can through the hot compresses, wash the anal area, and according to the clockwise direction of the belly rubbing, so as to stimulate the baby defecation. The baby can also use drugs such as Kesler, stimulate intestinal peristalsis and anal sphincter relaxation, to achieve the purpose of defecation, but avoid long-term application, so as to avoid drug dependence. 3. If the baby does not have bowel movement due to indigestion, the baby can be given probiotics (e.g. Clostridium Typhimurium) as prescribed by the doctor to improve its intestinal function. In short, if the baby’s condition is good, consider cultivating the child’s good bowel habits by means of mild treatment, if the baby appears to be crying for a long time and other situations, it is necessary to consult a doctor in a timely manner, under the guidance of a professional physician for treatment.