Constipation in infants and young children can be seen in functional constipation, congenital intestinal malformations, etc., according to the cause to be targeted treatment, there is no uniform “fast” defecation methods. Functional constipation in infants and young children need to comprehensively apply drugs, dietary modification and other ways to laxative, for congenital intestinal malformation caused by constipation, often need to carry out surgical treatment. 1. Functional constipation: for functional constipation of infants and young children can be in the doctor’s guidance through the application of drugs such as Keserol to help discharge stools. At the same time to ensure that the baby sufficient amount of breast milk, for infants and young children have added complementary food, complementary food can add some fresh green vegetables, spinach, cabbage, etc., to help defecation. In addition, to develop a good bowel habit is also conducive to relieve constipation. 2. Congenital intestinal malformations: For babies with constipation caused by congenital intestinal malformations, such as congenital megacolon and other disorders, surgical treatments are needed under the evaluation of specialists in order to have fast bowel movements. When constipation occurs in infants and young children, it is recommended that they go to the hospital in time to have the cause clarified and then follow the doctor’s instructions for treatment.