See doctor: There is medicine to control these. Speak to your doctor. Also if stress or too much sun, for example, are triggers would do things to decrease exposure.
Answered 4/7/2013
5.2k views
Seek treatment: The same virus that causes fever blisters can cause canker sores. You would benefit from an anti-viral treatment taken continuously to help suppress them. There are other causes so it is best to go see your doctor.
Answered 4/7/2013
5.2k views
Valtrex (valacyclovir): Valtrex (valacyclovir) can be used, either long term to prevent canker sores, and can help decrease the duration of the sores when they occur.
Answered 4/8/2013
5.2k views
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