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Efficacy of Cannabidiol (CBD) for Treating Recurrent Aphthous Ulcers

Efficacy of Cannabidiol (CBD) for Treating Recurrent Aphthous Ulcers

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
TCTR
Registry ID
TCTR20220802004
Enrollment
66
Registered
2022-08-02
Start date
2021-09-21
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

recurrent aphthous ulcers cannabidiol CBD cannabis recurrent aphthous ulcer RAU recurrent aphthous stomatitis RAS

Interventions

0.1% CBD was applied with a calibrated spoon to the ulcers 3 times/day after meals for 7 days. ,0.1% Triamcinolone acetonide (TA) was applied with a calibrated spoon to the ulcers 3 times/day after m
0.1% CBD,0.1% Triamcinolone acetonide (TA),Placebo (pure oral paste)

Sponsors

Thailand Science Research and Innovation Fund Chulalongkorn University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Willing to participate and provide informed consent, 2. Had a history of RAU (at least 2 times/year) on nonkeratinized oral mucosa, 3. Presenting with 1-3 aphthous ulcers (of less than or equal to 48 hours duration) that were 2-10 mm in diameter and easily accessible for evaluation

Exclusion criteria

Exclusion criteria: 1. History of allergies to CBD, 2. Pregnancy/lactation, 3. Concurrent oral bacterial/fungal/viral infections, 4. Ulcers as a manifestation of a systemic disease such as Crohn's disease, Behcet's syndrome, or anemia, 5. Ulcers from trauma, 6. Diabetes mellitus patients, 7. Treatment with systemic steroids, oral retinoids, or other immunomodulatory agents within 1 week, 8. Treatment with nonsteroidal anti-inflammatory drugs, acetaminophen, or oral topical medications within 48 hours or during project participation, 9. History of dental surgery within 2 weeks of entering the study, 10. Orthodontic braces or retainers that might come in contact with the ulcer

Design outcomes

Primary

MeasureTime frame
Pseudomembranous ulcer size Day 0, 2, 5, and 7 Adjusted percentage area

Secondary

MeasureTime frame
Erythematous border size Day 0, 2, 5, and 7 Adjusted percentage area,Pain ratings 7 days Adjusted percentage Visual Analog Scale (VAS),Subject satisfaction The last visit Satisfaction score,Quality of life The first and last visit OHIP-14 score

Countries

Thailand

Contacts

Public ContactChalapinyo Umpreecha

Faculty of Dentistry, Chulalongkorn University

soam160@hotmail.com66867768618

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026