The reasons for wanting to vomit after eating hot pot are: 1, may be due to eating unclean food or eating a lot of spicy, irritating food, resulting in gastrointestinal dysfunction, indigestion caused by wanting to vomit, pay attention to the regulation of diet, avoid overeating, to light, easy to digest diet, diet should be regular, chew and swallow slowly. If the patient vomits more serious, accompanied by abdominal pain, diarrhea, you can take patchouli water, montelukast, can relieve the symptoms of vomiting, diarrhea. 2, people who have their own digestive system diseases, such as gastritis, gastric ulcer, reflux gastritis, etc., after eating a lot of hot pot to stimulate the gastric mucosa, nausea, want to vomit. Patients are often accompanied by acid reflux, belching, abdominal distension and other symptoms. They can take oral omeprazole and rabeprazole with pro-gastric motility drugs such as morpholine and cisapride, and medical treatment is recommended for patients with more severe vomiting.