A member asked:

Got a canker sore 2 weeks ago and it hurt for about a week. the pain is now gone but i can still see the sore. does it just take awhile to heal?

A doctor has provided 1 answer

Yes: Canker sores are open ulcerations and the total healing takes 3-4 weeks with larger ones.

Answered 2/7/2018

3.4k views

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Related Questions

A member asked:

How long is it supposed to it take for a canker sore to heal/ get better?

3 doctors weighed in across 2 answers