Dizziness, nausea and vomiting after meals are generally considered the following three conditions: 1. It is related to improper diet or cold in the stomach. Should pay attention to the warmth of the stomach, diet should pay attention to eat easily digestible food or chew slowly. If this situation often occurs, you need to go to the gastroenterology department to exclude gastric ulcer, if it is a gastric ulcer, you need to take drugs to suppress acid and protect the gastric mucosa; 2, the patient takes a certain drug for a long time, if it is a drug-induced adverse reaction, nausea, vomiting, dizziness, stop using the drug may relieve the symptoms; 3, you need to To rule out the possibility of intracranial lesions or vascular lesions, monitor the blood pressure. It is possible that dizziness, nausea, vomiting accompanied by headache, promptly go to the neurology or vertigo clinic for consultation and check the cranial CT or MRI to rule out intracranial lesions. Therefore, the causes of dizziness, nausea and vomiting are multifaceted and need to be considered comprehensively to determine the cause for targeted treatment.