A member asked:

I have a canker sore on the inside of my bottom lip and it hurts really badly. what can i do to help the pain go away?

A doctor has provided 1 answer

Canker sore: Pat the area dry and apply campho-phenique liquid directly onto the canker sore. It may sting for a short bit but it will help stop the pain and speed up the healing process.

Answered 7/6/2013

5.1k views

Thank

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How can I manage to get this painful canker sore on the bottom of my lip?

3 doctors weighed in across 2 answers