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Showing 25–35 of 11 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Plaque Reduction Clear all
Completed Phase 4 Interventional Accepts healthy volunteers

Comparative Efficacy of Floss and Essential Oil/CPC+Zn Mouthwashes in Reducing Dental Plaque and Gingivitis

NCT07029438
View directory record Official record
Conditions
Dental Plaque, Gingivitis
Interventions
Mouthwash, Floss, Toothbrush, Toothpaste
Drug · Device
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years and older
Enrollment
228 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Jul 23, 2026, 5:18 AM EDT
Completed No phase listed Interventional Accepts healthy volunteers Results available

Measuring Efficacy of an Oral-Irrigator After Three Weeks of Use

NCT04899440
View directory record Official record
Conditions
Gingivitis, Plaque
Interventions
Water Flosser, Control
Device · Other
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 31, 2022 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Tolerability of Antiplaque Chewing Gum in a Gingivitis Population

NCT01877421
View directory record Official record
Conditions
Plaque, Gingivitis
Interventions
2 mg KSL-W, 4 mg KSL-W, 6 mg KSL-W, 10 mg KSL-W, 20 mg KSL-W, 30 mg KSL-W, 50 mg KSL-W, 75 mg KSL-W, 100 mg KSL-W, Placebo
Drug · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 64 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 12, 2020 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Phase 3 Interventional

A Study of Remternetug (LY3372993) in Participants With Alzheimer's Disease (TRAILRUNNER-ALZ 1)

NCT05463731
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Remternetug (IV), Remternetug (SC), Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
60 Years to 85 Years
Enrollment
1,667 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
73
States / cities
Chandler, Arizona • Canoga Park, California • Carlsbad, California + 66 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 5:18 AM EDT
Terminated Phase 4 Interventional Results available

CT COMPARE: CT Coronary Angiography to Measure Plaque Reduction

NCT02740699
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Rosuvastatin, Atorvastatin, Cardiac Computed Tomography (CT), Cardiac Magnetic Resonance Image (MRI)
Drug · Radiation
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
40 Years to 75 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Gingivitis Reduction After Use of 0.45% Stannous Fluoride Toothpaste

NCT06300866
View directory record Official record
Conditions
Gingivitis, Plaque, Dental
Interventions
Test, Control
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Jul 23, 2026, 5:18 AM EDT
Recruiting Not applicable Interventional

Oil Pulling Reduction

NCT07706647
View directory record Official record
Conditions
Good Health, Gingival Inflammation and Bleeding, Dental Plaque
Interventions
GuruNanda natural Oil Pulling oral rinse, TheraBreath Plaque Control Oral Rinse, GuruNanda water-based non-whitening mouthwash
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Jul 23, 2026, 5:18 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Sulcular Bristle Tip Technique (SBTT) With an Electric Toothbrush

NCT04427397
View directory record Official record
Conditions
Gum Bleed
Interventions
Sulcular Bristle Tip Technique (SBTT)
Other
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 9, 2024 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Evaluate the Efficacy of a Cetylpyridinium Chloride Mouthwash in Improving Gingival Health and Reducing Plaque Accumulation

NCT06933368
View directory record Official record
Conditions
Dental Plaque, Gingivitis
Interventions
Crest Cavity Protection Toothpaste, Experimental Mouthwash
Drug
Lead sponsor
HALEON
Industry
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Clinical Investigation to Assess the Efficacy of Manual Toothbrushes in the Reduction of Plaque and Gingivitis.

NCT06565897
View directory record Official record
Conditions
Plaque, Dental, Gingivitis
Interventions
Test regimen, Control regimen
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Jul 23, 2026, 5:18 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Efficacy of a Stannous Fluoride Toothpaste, Cetylpyridinium Chloride Mouthwash, and Battery Toothbrush Regimen in Reducing Established Dental Plaque and Gingivitis.

NCT07398846
View directory record Official record
Conditions
Plaque
Interventions
0.454%Stannous fluoride toothpaste, 0.075% Cetylpyridinium Chloride (CPC) and 0.28% zinc lactatmouthwashe, 0.76% Sodium Monofluorophosphate (Na MFP) toothpaste, 0.022% Sodium Fluoride mouthwash
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 5:18 AM EDT