Exclusively breastfed babies who have not pooped for two days may be caused by physiological factors, or may be caused by intestinal flatulence, functional constipation and other pathologic factors. Different causes, different solutions, common treatment methods include general treatment, drug treatment and surgical treatment. 1. Physiological factors: baby’s age, less activity, gastrointestinal tract digestion ability is weak, breast milk in the intestinal tract to stay longer, the water is over-absorbed can be caused by two days without poop. If the baby’s general condition is good, no other discomfort, you can appropriate activities to increase intestinal peristalsis, but also appropriate feeding water to increase intestinal moisture, etc., can help alleviate the symptoms. 2. Pathological factors: if the baby is caused by intestinal flatulence two days without stool can use probiotics such as bifidobacteria, lactobacillus rhamnosus, etc. to regulate intestinal flora, to help alleviate the symptoms; if it is a functional constipation caused by the baby does not pull stools, can be taken orally, such as lactulose and other laxative, and if necessary, can be used to help the defecation of the open plugs. It is recommended that breastfeeding baby two days did not poop in the adjustment of lifestyle after no avail, timely to the regular hospital, identify the cause, and under the guidance of the doctor line standardized treatment, so as not to delay the condition. The above drugs should be used in accordance with medical advice.