Relief methods for nausea and vomiting after eating a large amount of food include physical methods and medication. Physical methods include walking and massaging the abdomen, while medication includes stomach-enhancing tablets and domperidone. 1. Physical methods: you can take a walk, avoid lying down or sitting for a long time, you can also gently massage the abdomen in a clockwise direction to promote gastrointestinal peristalsis and help digestion and absorption of food. However, strenuous exercise should be prohibited, otherwise it may cause stomach cramps, gastric torsion and other adverse consequences. 2. Medications: you can take tablets under the guidance of a doctor to help digestion, domperidone, mosapride to promote gastrointestinal power, abdominal pain, diarrhea, you can also take omeprazole to inhibit the secretion of gastric acid, improve the symptoms. If the above methods do not relieve, should also consider whether there are diseases, such as gastritis, pyloric obstruction, intestinal obstruction, cholecystitis, pancreatitis and other digestive diseases, as well as heart failure, cardiovascular disease such as infarction, as well as cerebral hemorrhage, encephalitis and other neurological disorders, as well as diabetic ketoacidosis, endocrine diseases, such as thyroid crisis, and so on, it is necessary to promptly go to the hospital for treatment.