Mouth ulcers, also known as canker sores, are small, painful lesions that develop in the soft tissues of the mouth, including the inner cheeks, lips, tongue, or gums. They are not contagious and ...

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

Canker sores are yellowing sores that appear in your mouth or along your gums. They are not contagious and usually heal on ...