There are many reasons for eating betel nut and vomiting, should be treated for different reasons: 1, eating betel nut and vomiting may be the taste of betel nut does not adapt to cause, this situation can be reduced to eat betel nut, while taking drugs such as gastric reassurance treatment, there is a certain degree of relief; 2, eating betel nut and vomiting, may also be betel nut inside the food alkali on the human gastrointestinal tract caused by stimulation, this situation is actually a mild This is actually a mild poisoning phenomenon, the patient can go to the hospital infusion treatment, there is a very good effect. Patients can use sugar, salt, vitamin B6, omeprazole, 654-2 and other drugs with treatment, can achieve good results; 3, eating betel nut vomiting may also be eating too much, resulting in food accumulation or indigestion caused, this situation on the one hand to reduce the amount of betel nut; on the other hand, you can take drugs to help digestion treatment, can achieve very good results. For example, you can eat the stomach and eliminate food tablets and other drugs, can appetite and help digestion.