What should i do if i have a canker sore that won't go away?

Canker sore: See and speak to your own dentist to make sure what you have is a canker sore and then suggest appropriate treatment.

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. Try to keep adequate oral hygiene as possible. If concerned see your dentist after 10 days or visit today for laser immediate amelioration.