Dry vomiting phenomenon is very common in children, only the sound and movement of vomiting, but no food vomiting disease, occasional dry vomiting is a normal physiological phenomenon, dry vomiting occurs frequently, then need to pay sufficient attention. There are many causes of dry vomiting in children, the most common are throat inflammation, eating too fast, digestive tract allergies, abnormal gastrointestinal digestive function, unfavorable environmental factors, psychological factors, developmental abnormalities. 1. Inflammation of the pharynx. Abnormalities in the child’s mouth. Such as oral ulcers, herpetic pharyngitis, throat redness, including cough, can affect the child’s appetite caused or dry vomiting, as well as coughing and vomiting reflex. This time only need to be treated for the child’s throat inflammation. 2, eating too fast, improper feeding. Eating too fast, improper feeding, usually snacking, crying, can swallow a lot of air, these are easy to cause children dry vomiting. Need a light diet, avoid inhaling too much air, reduce crying, eat less and more meals, avoid hot and cold stimulation can be. 3, allergies. The child’s digestive tract allergies, pharyngeal reflexes are sensitive, easily stimulated by various external factors, the phenomenon of dry vomiting. With the growth of age, this situation can be lost. 4, abnormal function of the digestive tract. Indigestion, abnormal enzymes of the gastrointestinal tract, can induce dry vomiting, a small number of meals, the use of stomachic drugs or probiotics can be. 5, unfavorable environmental factors can also stimulate children dry vomiting. The air is dry, the child’s throat dry, will induce dry vomiting, pay attention to maintain indoor temperature and humidity, moderate drinking warm water can be. 6, mental and psychological factors, developmental abnormalities, children’s mental overstimulation, anxiety, phrenic nerve dysplasia, lower esophageal sphincter function defects, gastroesophageal reflux, Helicobacter pylori infection can induce nausea and dry vomiting, this time it is necessary to identify the specific causes. Children frequent dry vomiting, with loss of appetite, should promptly take the child to the hospital, symptomatic treatment.