Comparing two interdental brush types for adults with periodontal disease
Official title: A Clinical Study Evaluating the Efficacy of an Interdental Brush Versus Comparators in Adults With Periodontal Disease.
Run by Pierre Fabre Dermo Cosmetique · NCT07575997 · Data updated 2026-11-12
This will test whether one interdental brush works better than another for adults with periodontal disease over a four-week period.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 80 Years |
| Sex | All |
| Enrollment | 88 (estimated) |
| Sponsor | Pierre Fabre Dermo Cosmetique Industry-sponsored |
| Locations | 1 site (Brussels) |
| Status | Recruiting |
| Started | April 10, 2026 |
| Main results expected | June 30, 2027 |
| Study ends | June 30, 2027 |
| Registry record updated | May 8, 2026 |
| Trial ID | NCT07575997 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 18 to 80 with active generalized periodontal disease who have at least 20 natural teeth, can give informed consent, and can attend three clinic visits are eligible.
✕Probably not a fit
People with only gingivitis, fewer than 20 natural teeth, other oral conditions or orthodontic appliances that interfere with assessment, pregnant or breastfeeding women, or those unable to consent are unlikely to benefit from this comparison.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This single-center, randomized, intra-individual split-mouth study compares a tested interdental brush with a comparative interdental brush in adults with active generalized periodontal disease over four weeks. Each participant uses one brush type on one side of the mouth and the other brush on the opposite side, with random assignment at the inclusion visit. Three visits are scheduled: pre-inclusion screening, inclusion/randomization and start of use, and an end-of-study visit about one month later. Outcomes focus on interdental cleaning efficacy measured at baseline and at the end of the study.
Why it matters
Potential benefit: If successful, the results could identify a better interdental brush to improve interdental cleaning and reduce gum inflammation for people with periodontal disease.
How similar studies have gone: Prior research shows interdental brushes generally reduce plaque and gum bleeding compared with floss or no interdental cleaning, but direct head-to-head comparisons of specific brush designs are limited.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Subject aged between 18 and 80 years included * Subject having signed his/her written informed consent for his/her participation in the study * Subject diagnosed with active generalized periodontal disease (excluding gingivitis) * Subject having at least 20 natural teeth (10 teeth on each side (right and left)) Non-inclusion criteria: * Subject unable to understand the information given including study procedures (for linguistic or psychiatric reasons) and to give his/her consent in writing and to report required information in a questionnaire * For woman of childbearing potential: pregnant or breastfeeding or planning to be pregnant during the study * Subject having any other oral condition than periodontal disease (ex: dermatologic ulcers), or any orthodontic conditions liable to interfere with the study assessment or considered by the investigator hazardous for the subject or incompatible with study requirements * Systemic treatment or topical treatment/product currently taken/applied in the mouth liable to interfere with study assessments according to the investigator or planned to be taken/applied during the study * Subject has received periodontal therapy (scaling, root planing, surgery, etc.) within 2 months before the inclusion * Subject who has undergone oral or gum surgery within 2 months before the inclusion, or planned to be performed during the study
Where it's running
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Cliniques universitaires Saint-Luc
Brussels, Belgium Recruiting
Study contacts
- Principal investigator: Selena TOMA, Pr. — UC Louvain
- Study coordinator: Adeline BACQUEY
- Email: adeline.bacquey@pierre-fabre.com
- Phone: 0534506533
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.