Topical anesthetics made with lidocaine or benzocaine, such as Orajel Mouth Sore Gel, dull the pain of a canker sore. They typically come in a gel or cream formula.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

Find out how to get rid of canker sores — and what causes them in the first place, according to experts.

While a canker sore typically needs a week to disappear, you can still treat it to minimize any additional strain, and to minimize any pain you’ll otherwise experience all week.

Topical medications: Topical medications with benzocaine can give pain relief (Anbesol) or provide a protective coating (Zilactin-B Canker Sore Gel), says Voigt.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.

These options may not get rid of the canker sore, but they can soothe the symptoms while they heal. For immediate pain relief, try Orajel Maximum Strength Mouth Sore Gel.