Aphthous stomatitis

MONDO:0004845

A recurrent disease of the oral mucosa of unknown etiology. It is characterized by small white ulcerative lesions, single or multiple, round or oval, lasting for 7-14 days and healing without scarring.

Also known as: oral aphthae, canker sore

12 clinical trials for this condition and its sub-types, 12 tagged with Aphthous stomatitis itself.

Follow this condition to get notified about new trials

Where it sits in the disease tree

Browse by category →

Part of

↑ Stomatitis (312)

Including sub-types (12) Tagged with Aphthous stomatitis (12)

Trials to join now! 3 Not yet recruiting 1 Not yet finished but already full! 1 Completed 7

Can a light device soothe canker sores?

Symptom relief Cancelled

Researchers are testing whether a low-level laser therapy device called Luminance RED can reduce pain and discomfort from recurrent canker sores. Adults who get canker sores at least once a month use the device at home and report daily pain and how hard it is to eat, drink, and b…

Sponsor: ProofPilot • Aim: Symptom relief

Last updated Sep 19, 2026 00:00 UTC

Aphthous stomatitis

Where it sits in the disease tree

Can a light device soothe canker sores?