Mouth ulcers if the lack of vitamin B â‚‚ caused by eating vitamin B â‚‚ useful, but the general cause of mouth ulcers is unknown, and the body’s immune-genetic environment related to the main symptomatic treatment, to remove the external stimulus based. 1. symptomatic treatment: mouth ulcers if you can determine is the lack of vitamin Bâ‚‚ caused by, can be appropriate to take vitamin B2, but if the outside world trauma caused by the need to remove the outside world is too sharp tip of the teeth or restorations, eat less hard objects. Daily increase immunity supplement nutrition, maintain a good psychological state. 2. Symptomatic treatment: In the removal of the cause of the mouth ulcer treatment is mainly symptomatic, the use of anti-inflammatory drugs to promote healing (cediriodine tablets, prednisone, lidocaine gel). Vitamin Bâ‚‚ is mainly used in the treatment of lingual inflammation, lipitis, corns and other diseases, kidney function abnormalities may produce toxicity, allergy is prohibited, the use of drugs need to go to the hospital for examination, to determine and then follow the doctor’s instructions to take.