Nausea in the middle of the night is seen in two cases: first, dinner eaten too late, too much, due to greasy spicy stimulation caused by stomach discomfort, increasing the burden on the digestive system, showing nausea, vomiting, you can take oral morpholine, mosapride and other drugs or appropriate activities to promote gastrointestinal peristalsis to relieve the symptoms, this situation usually have to eat regularly, eat on time, do not overeat. Second, the diet is not hygienic, eat spoiled food, resulting in acute gastritis, this situation can be given to the stomach and other treatment to reduce the symptoms, serious cases have to hospital for further examination and treatment. The actual food is not only a good idea, but it is also a good idea to eat fresh food.