Children’s persistent constipation can be treated by adjusting diet, developing defecation habits, medication and so on, and surgery can be chosen if organic lesions occur. 1. Adjust the diet: children can eat more vegetables and fruits with high fiber content, such as broccoli, cabbage, celery, bananas and other foods, which have a certain laxative effect, but also allow children to eat more coarse grains, such as sweet potatoes, whole grains, corn, etc., in addition to the need to avoid excessive intake of meat, such as beef, mutton and so on. 2. Develop defecation habit: It is recommended that children defecate regularly every day, such as early in the morning or about 2 hours after eating, so that children develop good defecation habits, avoid the bad habit of controlling defecation, and at the same time, try to avoid the children to be disturbed by external factors during defecation. 3. medication: you can let the child oral intestinal probiotics, such as bacillus subtilis bifidus granules, bifidobacteria, etc., regulating intestinal flora, in addition to the child can also be given oral lactulose oral liquid, etc., which for the relief of constipation have a better role in promoting. There are many reasons for children’s persistent constipation, so parents are advised to treat the problem in time and choose the appropriate treatment under the guidance of the doctor.