There could be many reasons for mouth ulcers..
need to know
1.about any medical conditions if present..??
2.About regular bowel movement
3.It could be
vitamin deficiency..
4.any regular gutka pan ciggrette habits??
5.how is your oral hygiene??
6.any medications u r on..like any kind of antibiotics for a treatment or self medication??
Next Steps
plz consult a doc near u asap