Benzocaine gel: Over-the-counter gels or creams containing benzocaine, a topical anesthetic, can provide temporary relief by ...

Canker sores are also often confused with other oral conditions, she adds, including herpes simplex virus, which appears outside the mouth. “Other conditions that might resemble canker sores ...

Canker sores, which occur inside the mouth, are not contagious or caused by a virus. They are different from cold sores, ...