Newborns with distended stomachs can be seen in physiological phenomena, pathological conditions (such as gastrointestinal dysfunction, etc.), the intervention needs to be decided according to the cause, such as gastrointestinal dysfunction need to reduce the amount of milk, gastrointestinal decompression and other treatments if necessary. 1. Physiological phenomenon: the baby showing abdominal breathing, in the breathing process can appear “stomach bulging” phenomenon. And the baby’s abdominal subcutaneous fat is small, the muscle layer is weak, after eating more milk can also appear the above phenomenon, are normal physiological phenomena, such babies do not need special intervention, close observation can be. 2.Pathology (1) Gastrointestinal dysfunction: newborns have immature digestive tract function, when eating more milk, the digestive tract can not tolerate, abdominal distension, manifested as a “bulging stomach”, frequent spitting up, or vomiting and other symptoms. These babies need to be fed less and, if necessary, be put on a diet and treated with gastrointestinal decompression after evaluation by a physician. (2) Neonatal necrotizing small bowel colitis: This is a more serious gastrointestinal disease of the newborn period, and may present clinically as described above, with vomiting and blood in the stool, and abdominal X-ray examination may assist in the diagnosis. Treatment requires absolute dietary abstinence and gastrointestinal decompression, as well as intravenous rehydration and other treatments to maintain water and electrolyte balance, and some babies may require surgical treatment. Newborns with distended tummies are advised to consult a doctor for a clear diagnosis and targeted treatment. The above drugs need to be used under the guidance of a physician.