Difference Between Cold Sores and Canker Sores, Part III
Cold compress and lubrication are older remedies and can be effective. Abreva is the only FDA-approved over the counter remedy.
In Office Treatment
Low-level laser treatment
Denavir (penciclovir) is an anti-viral prescription medicine. This is my favorite treatment for patients who have recurrent episodes of cold sores. It is best to keep this prescription handy and apply when symptoms are first noted and before the outbreak is more severe.