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Clinical Study to Collect and Analyze Dental Plaque and Oral Health Measures in a Population With High Plaque/Low Gingivitis and High Plaque/High Gingivitis

Clinical Study to Collect and Analyze Dental Plaque and Oral Health Measures in a Population With High Plaque/Low Gingivitis and High Plaque/High Gingivitis

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07614490
Enrollment
100
Registered
2026-05-29
Start date
2026-04-20
Completion date
2026-10-15
Last updated
2026-05-29

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

Conditions

Gingivitis, Plaque

Brief summary

The objective of this clinical research study is to collect and analyze plaque and oral health measures in a population with high plaque/low gingivitis and high plaque/high gingivitis

Detailed description

This study is a single-arm clinical trial. Up to one hundred (100) male and female subjects who meet the inclusion/exclusion criteria will be enrolled in order to complete the study with eighty (80) subjects. Subjects will undergo oral examinations, gingival crevicular fluid collection, saliva collection, plaque collection, and will complete questionnaires. All subjects will all be supplied with a study toothbrush and toothpaste.

Interventions

All subjects will receive the same treatment for standardization

Sponsors

Colgate Palmolive
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Male or female volunteers at least 18 years of age and in general good health. * Willing and able to understand and sign the informed consent form. * Must have a whole mouth mean TPI score ≥ 3.25 * N=40 must have moderate-severe gingivitis (Whole Mouth Mean MGI≥2.5 or percent bleeding sites based on EBI ≥20%) and N=40 must have mild gingivitis (Whole Mouth Mean MGI≤2.5 and percent bleeding sites based on EBI\<20%) * Must have at least two areas in the mouth with high plaque/low inflammation and two areas with high plaque/high inflammation * Be willing to conform to the study protocol and procedures. * Minimum of 20 natural teeth with scorable facial and lingual surfaces

Exclusion criteria

* Medical condition which requires premedication prior to dental visits/procedure. * Known history of allergy to personal care/consumer products or their ingredients, relevant to any ingredients in the test products as determined by the study examiner. * Active disease of the hard oral tissues. * Significant oral soft tissue pathology, excluding plaque-induced gingivitis. * Subjects with fixed or removable orthodontic appliances or removable partial dentures. * Dental prophylaxis within 30 days prior to study start. * Use of antibiotics, antimicrobial drugs, anti-inflammatory drugs, or anticoagulant therapies within 30 days prior to study start. * Use of chemotherapeutic oral care products within two weeks prior to study start. * Participation in any other clinical study within 30 days prior to enrollment into this study. * Subjects who must receive dental treatment during the study dates. * Immunocompromised individuals (HIV, AIDS, immunosuppressive drug therapy). * Use of smokeless tobacco, vaping, or e-cigarettes or suspected substance abuse. * Current smokers (if former smoker, should have stopped at least 1 month prior to Visit 1) * Pregnant or lactating subjects, or subjects planning to become pregnant during the course of the study. * Medical condition which prohibits not eating/drinking or chewing gum for four (4) hours prior to your scheduled visits; * Subjects who have an infectious disease and/or other blood borne diseases (Hepatitis series, HIV, tuberculosis).

Design outcomes

Primary

MeasureTime frameDescription
Relative abundance of Streptococcus and Porphyromonas23-26 daysComparative relative abundance of Streptococcus and Porphyromonas in sites with high plaque/low gingivitis and high plaque/high gingivitis at Visit 3

Countries

United States

Contacts

CONTACTJeffery Milleman, DDS, MPA
milleman@salusresearch.us260-755-1099
STUDY_DIRECTORGabriella John, MS

Colgate Palmolive

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 30, 2026