If there is no abnormality after swallowing betel nut, it can be discharged on its own by adjusting the diet. If there is stomach discomfort, you should seek medical advice in time and use medication or gastroscopy to remove the betel nut. 1. Adjusting diet: Drink more water, eat more fresh fruits and vegetables, etc. to keep the bowel movement smooth and help the betel nut to be discharged from the body. 2. Gastroscopic removal: If gastrointestinal discomfort occurs after swallowing betel nut, you should consult a doctor for examination in time. If you consider being able to expel it, you can use gastric mucosa protection drugs, such as chewable aluminum thioglycollate tablets and bismuth potassium citrate tablets, etc., to prevent the gastric mucosa from being damaged. Gastroscopy can also be used to remove betel nut if necessary. If some nausea, vomiting and other gastrointestinal symptoms occur after swallowing betel nut, you should go to the regular hospital in time for treatment. Usually need to pay attention to the betel nut this kind of wood fiber is not suitable for swallowing.