Babies do not poop for 4 days may be related to improper feeding, slow intestinal peristalsis, indigestion, etc., which can be treated by adjusting the feeding method, massage, medication and other methods. 1. Improper feeding: the child ate less or lack of water, you can adjust the feeding method, to ensure that the child’s milk, you can give the baby appropriate drink of water, relieve constipation. 2. Slow intestinal peristalsis: slow intestinal peristalsis, not on time defecation is easy to cause constipation, you can massage the abdomen, promote intestinal peristalsis, relieve the symptoms of constipation. 3. indigestion: children indigestion, may also cause constipation symptoms, can be used under the guidance of the doctor Bacillus subtilis and other probiotic preparations, need to pay attention to the side effects of the drug, such as nausea, vomiting and other adverse symptoms. All of the above medications should be used under the guidance of a doctor to avoid self-medication. There may also be other reasons why a baby doesn’t poop for 4 days, so it is recommended to go to the hospital in time to improve the examination and clarify the cause of the disease, and then give targeted treatment or therapy.