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Palo Alto, CA
A 21-year-old female asked:

Canker sore at bottom of lower gum. 3 days, getting painful. good oral hygiene & been rinsing mouth after eating and drinking. what else to do? hurts!

1 doctor answer2 doctors weighed in
Dr. Steve Choi
Family Medicine 23 years experience
Magic mouthwash: It's hard to treat these if they are located deep in your gums or oral tissues. Your doctor could prescribe you the magic mouthwash, which contains lidocaine, to be used locally or as a gargle.

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Last updated Dec 14, 2014

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