White ulcers on the inner wall of the two cheeks of the mouth need to be treated according to their causes, such as trauma, recurrent aphthous ulcers, viral infections, etc., and general treatment or medication is taken after clear diagnosis. 1. Trauma: white ulcers on the inner wall of the mouth and cheeks may be caused by mechanical trauma, such as eating too sharp food, poor restorations, etc. The phenomenon should be avoided. The phenomenon should be to avoid the triggers, and then can use the rehabilitation of new liquid topical, to promote the healing of the ulcer surface. 2. Recurrent aphthous ulcers: recurrent aphthous ulcers may be related to the lack of vitamins, and should be supplemented with more vitamins. Then, you can follow the doctor’s instructions to use cediriodine tablets, if there is obvious pain, you can use lidocaine gel. 3. Viral infection: viral infection can cause oral herpes, herpes rupture after the formation of white ulcers. Treatment can follow the doctor’s instructions to use antiviral drugs, such as interferon, acyclovir ointment and so on. There are many reasons for the white ulcers on the inner walls of the cheeks of the mouth, after the symptoms, it is recommended to go to the hospital in a timely manner for examination, under the guidance of the doctor to take standardized treatment, not to be treated indiscriminately, so as not to lead to adverse consequences, the use of drugs need to comply with the doctor’s instructions.