6 doctors weighed in:

I have a white painfull blister in the inner wall of my mouth. What could it be and how can I treat it?

6 doctors weighed in
Dr. Anna Meyer
ENT - Head & Neck Surgery - Pediatric

In brief: Canker sore

This sounds like a canker sore (aphthous ulcer).
Topical medications like zilactin or anbesol may help. If it doesn't go away in two weeks, you should have a doctor look at it.

In brief: Canker sore

This sounds like a canker sore (aphthous ulcer).
Topical medications like zilactin or anbesol may help. If it doesn't go away in two weeks, you should have a doctor look at it.
Dr. Anna Meyer
Dr. Anna Meyer
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