Ice : If your lip is swollen, place ice on it to reduce swelling and lessen pain. The canker sore will go away in about a week.
Answered 11/28/2017
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Canker Sores: are the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is usually self-limiting. Try to keep adequate oral hygiene as possible. If concerned see your dentist after 10 days.
Answered 9/7/2015
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