Eating betel nut is very harmful to the oral mucosa, so you must quit as soon as possible, there are mouth ulcers, if the long time does not heal, you should go to the hospital in time for diagnosis and treatment, so that the doctor to look at the area of the ulcers and the depth of the ulcers, to see if there is a need to take a biopsy.
The mouth ulcers, then, must pay attention to the diet, do not eat too spicy cold stimulating food, do not eat too hard food, can be changed to soft food.