Three-year-old baby stomach after eating hard if caused by eating too fast or eating too much, the vast majority of cases can be relieved on their own, if necessary, under the guidance of a doctor with probiotics to regulate the intestinal flora, to improve the symptoms of abdominal distension. If you consider the possibility of gastroenteritis, you can follow the doctor’s instructions to be treated with medication. 1. Eating too fast: If the baby eats too fast, or ingests stimulating food, there will be a difficult phenomenon of the stomach, usually can be recovered by themselves. Usually should develop correct eating habits. 2. Indigestion: If the baby eats too much at one time, it is easy to suffer from indigestion and bloating after eating, etc., probiotics can be used to alleviate the problem, such as bifidobacteria. 3. Acute gastroenteritis: If the meal is not hygienic, it will cause acute gastroenteritis. Can appear abdominal pain, diarrhea performance, can be prescribed to be montelukast to protect the gastrointestinal mucosa, omeprazole inhibit gastric acid secretion, amoxicillin anti-infection treatment. If the baby’s stomach after eating the phenomenon of discomfort, and continue to be unable to relieve, it is recommended to go to the hospital in time to check, follow the doctor’s instructions for targeted treatment.