Infant constipation can not come out with too little water, supplemental food, disease and other reasons, can feed more water, pay attention to dietary adjustments, appropriate with the help of drugs. 1. Drinking too little water: the baby constipation can not come out with too little water, parents can give the baby more water, or reasonable brewing milk powder, do not make milk powder too thick, according to the proportion of brewing. Let the infant intake of water, the infant intestinal increase in water will help relieve constipation. 2. Improper complementary food feeding: infant constipation can not come out with improper complementary food feeding, eat too much too dry food. Parents can adjust the baby’s diet, daily more to the baby to eat some dietary fiber content of vegetables, fruit puree, such as prune puree, pumpkin puree, and so on. 3. Physical disease: infant constipation pull out may be affected by disease, such as infants with congenital anal stenosis, colorectal polyps and other diseases will have constipation, in addition to the cause of the treatment, in the infant constipation pull out is more serious, you can use drugs such as Keselen to defecate. The use of medication should be guided by a professional doctor. When the infant constipation can not come out, parents can also take the infant to the hospital to seek standardized treatment plan. All of the above medications should be used under a doctor’s supervision, avoiding self-medication.