The use of soap and water enema is no longer recommended to relieve constipation, as it is easy to damage the mucous membrane of the anus and intestines. There are many ways to relieve constipation, you can take more water, eat more crude fiber vegetables and fruits, the use of probiotics, corkscrew and so on to laxative. In the past, the family for baby constipation using soap enema method, mainly with a bar of soap, the soap will be cut into a diameter of 4 ~ 5mm, the length of 2 ~ 3cm cylindrical, moistened with water, slowly inserted into the anus. But the soap itself is alkaline, easy to stimulate the perianal skin and mucosa, causing skin and mucosal damage, and in severe cases, even triggering inflammation and infection. Now it is no longer recommended to use. There are many ways to treat constipation, and depending on the cause, the causes of constipation in babies include formula feeding, improper diet, and intestinal flora imbalance. 1. When formula feeding, babies are prone to dry stools, etc., so pay attention to replenish water in time. 2. If the diet is not appropriate, too much meat intake leads to constipation, you can adjust the dietary structure, give the baby more vegetables and fruits with crude fiber. 3. If the intestinal flora is imbalanced, probiotics such as bifidobacteria can be given to regulate the intestinal flora. If the baby constipation is serious, can be used under the guidance of the doctor to open the laxative, avoid the use of soap and water enema. In short, when the baby constipation, it is recommended to timely pediatric consultation, clear cause, take targeted treatment.