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A 17-year-old female asked:

Why do i always get ulcers after i brush my teeth? like they come and wont go away til liks 2 weeks. and the pain it so bad that i cant eat

2 doctor answers2 doctors weighed in
Dr. Paul Grin
Pain Management 36 years experience
Canker sores: is very common after tooth extraction. Canker sores are the most common oral lesions. Individual ulcers typically last 1-2 weeks. The condition is idiopathic (cause is not known) recurrent aphthous ulcers is usually self-limiting. If concerned see your dentist after 10 days.
Dr. Arnold Malerman
Orthodontics 53 years experience
"Ulcers": May be canker sores. See your Dentist when one is active. There are medications and laser treatments that can give you comfort.

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Last updated Apr 12, 2020

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