Children choking from the nose because of reflux of milk is too much, will be at the same time from the mouth, nose, often due to physiological spitting up, gastroenteritis, intestinal obstruction and so on. 1. Physiological spitting up: due to the imperfect development of the child’s digestive tract, the stomach and esophagus connecting part of the cardia muscle relaxation, the stomach level, capacity is small, once there is overfeeding, hiccups, etc., there will be spitting up, but the child’s mental health, sleep, the amount of milk is normal, is a normal phenomenon, usually 6 months of age after the gradual improvement. 2. Gastroenteritis: slowing down of gastrointestinal peristalsis due to inflammation and other stimuli may lead to vomiting, accompanied by fever, abdominal pain, diarrhea and other discomforts. 3. Intestinal obstruction: due to the obstruction of the digestive tract, gastrointestinal peristalsis abnormalities leading to vomiting, often accompanied by increased crying, obvious abdominal pain, the anus to stop defecation, defecation and so on. The child choking from the nose, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.