Aphthous stomatitis
MONDO:0004845A 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
18 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsBroader categories
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Could probiotics replace steroids for canker sores?
Disease control CompletedThis study compares a new probiotic gel to a standard steroid gel for treating minor recurrent canker sores—painful mouth ulcers that make eating and talking difficult. Adults with these sores will apply either the probiotic or steroid gel four times daily for up to two weeks. Re…
Phase: PHASE4 • Sponsor: Cairo University • Aim: Disease control
Last updated Jul 01, 2026 00:00 UTC
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Molecular map may guide treatment for mysterious inflammatory illnesses
Disease control CompletedThis study tested whether analyzing a patient's DNA and RNA could help doctors pick the right drug for inflammatory diseases that don't fit standard categories. 32 adults with at least two affected organs (including skin) received one of six targeted therapies based on their mole…
Phase: PHASE2 • Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Disease control
Last updated Jun 27, 2026 12:36 UTC
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Could a probiotic tame your canker sores?
Disease control CompletedThis study tested whether a probiotic called Lactobacillus rhamnosus Lcr35® can reduce the number of painful canker sores in people who get them often. Twenty adults with frequent outbreaks took either the probiotic or a placebo daily for 3 months, then were monitored for another…
Phase: PHASE2 • Sponsor: Centre Hospitalier Universitaire de Nice • Aim: Disease control
Last updated Jun 27, 2026 12:00 UTC
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New rapid test for infection and inflammation put to the test
Diagnosis CompletedThis study looked at how well a new, quick finger-prick test (LumiraDx CRP) measures CRP levels compared to a standard lab test. CRP is a marker of infection, inflammation, or tissue injury. 79 adults with symptoms of these conditions took part. The goal was to see if the new tes…
Sponsor: LumiraDx UK Limited • Aim: Diagnosis
Last updated Jun 27, 2026 13:07 UTC
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New PET tracer aims to light up hidden infections
Diagnosis CompletedThis early study tested a new radioactive tracer called 18F-FDS in 16 people with suspected bacterial or fungal infections. The tracer is designed to light up infection sites on PET/CT scans, helping doctors see exactly where an infection is. The goal was to check how the tracer …
Sponsor: Johns Hopkins University • Aim: Diagnosis
Last updated Jun 27, 2026 08:03 UTC
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Spice rack remedy? sumac mouthwash shows promise for painful mouth ulcers
Symptom relief CompletedThis study tested whether a mouth rinse made from sumac, a common spice, can help heal painful canker sores and reduce pain. Thirty-eight healthy adults with minor mouth ulcers used the rinse and were monitored for healing and pain levels. Researchers also measured inflammation m…
Phase: NA • Sponsor: Ain Shams University • Aim: Symptom relief
Last updated Jun 27, 2026 12:31 UTC
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Can zinc oxide soothe your canker sore pain?
Symptom relief CompletedThis study tested if zinc oxide ointment can help heal painful canker sores. One hundred people with canker sores used either the zinc ointment or a placebo three times a day for six days. Researchers measured pain and how the sores affected daily life to see if the ointment made…
Phase: PHASE4 • Sponsor: Faculty of Dental Medicine for Girls • Aim: Symptom relief
Last updated Jun 27, 2026 12:29 UTC
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Plasma zaps mouth ulcer pain away?
Symptom relief CompletedThis pilot study tested a new treatment called non-thermal plasma (NTP) for painful mouth ulcers in 50 adults. The goal was to see if NTP could speed up healing and reduce pain better than standard laser therapy or a placebo. Participants were randomly assigned to one of three gr…
Phase: NA • Sponsor: National Institute of Nuclear Research - Mexico • Aim: Symptom relief
Last updated Jun 27, 2026 08:08 UTC
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Study explores how family and friends impact caregiver health
Knowledge-focused CompletedThis completed study looked at how the social networks of caregivers affect their stress and health when caring for someone with an inherited disease. Researchers surveyed over 680 participants, including family members and formal caregivers, to understand caregiving burden and s…
Sponsor: National Human Genome Research Institute (NHGRI) • Aim: Knowledge-focused
Last updated Jul 02, 2026 00:00 UTC