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Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Fluoride varnish Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

MI Varnish and MI Paste Plus in a Caries Prevention and Remineralization Study

NCT02424097
View directory record Official record
Conditions
Dental White Spots, Dental Caries
Interventions
CPP-ACP 5% sodium fluoride varnish & 900ppm fluoride paste, 1,100pm F-toothpaste and 0.5%NaF rinse
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
11 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 21, 2020 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy and Safety Evaluation of Anti-Caries Varnish

NCT04947527
View directory record Official record
Conditions
Dental Caries in Children
Interventions
Test varnish, Placebo
Drug
Lead sponsor
Advantage Silver Dental Arrest, LLC
Industry
Eligibility
10 Months to 20 Months
Enrollment
274 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
0
States / cities
Not listed
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Xylitol for Caries Prevention in Inner-City Children

NCT01901250
View directory record Official record
Conditions
Dental Caries
Interventions
Xylitol gummy bears, Sugar free fiber gummy bears, Oral health education, Fluoride varnish, Dental sealant
Dietary Supplement · Behavioral · Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
5 Years to 6 Years
Enrollment
562 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Older Adult Effectiveness of 2 Treatments

NCT03916926
View directory record Official record
Conditions
Dental Caries
Interventions
A "simple medical strategy" consisting of silver diamine fluoride (SDF), B "typical dental strategy" consisting of atraumatic restorative treatment (ART) with glass ionomer cement + Fluoride varnish (FV)
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
62 Years and older
Enrollment
568 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparing Fluoride Varnish and Sealant to Prevent White Spots in Orthodontic Patients

NCT04560478
View directory record Official record
Conditions
White Spot Lesion
Interventions
Pro Seal Sealant, MI Varnish
Device
Lead sponsor
Texas A&M University
Other
Eligibility
12 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tooth Smart Healthy Start: Oral Health Advocates in Public Housing

NCT01205971
View directory record Official record
Conditions
Dental Caries in Children
Interventions
Motivational Interviewing, Dental Preventive Services
Behavioral
Lead sponsor
Boston University
Other
Eligibility
15 Years and older
Enrollment
2,842 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 12, 2018 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Prevention Management Model for Early Childhood Caries (MAYA Project)

NCT00066950
View directory record Official record
Conditions
Dental Caries
Interventions
Chlorhexidine gluconate, Fluoride Varnish
Drug · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 33 Years
Enrollment
361 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
San Ysidro, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2022 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Early Phase 1 Interventional

Intensive Preventative Dental Program Pilot Study

NCT07218068
View directory record Official record
Conditions
Dental Diseases
Interventions
Fluoride varnish, Regular Care, Medical Oncology Care Team
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 2, 2025 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

In Vivo Comparison of Salivary Fluoride Levels Following the Application of Different 5% NaF Varnishes

NCT01629290
View directory record Official record
Conditions
Dental Caries
Interventions
Enamel Pro, Duraphat, Vanish, Placebo
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 21, 2017 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dental Office Prevention Strategies for Children

NCT02004990
View directory record Official record
Conditions
Dental Plaque
Interventions
Single cleansing procedure of 10% Povidone Iodine
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
6 Years to 13 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 9, 2017 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CAMBRA - PBRN Caries Management By Risk Assessment In A Practice-Based Research Network

NCT01176396
View directory record Official record
Conditions
Dental Caries
Interventions
Caries prevention active intervention, control treatment
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
12 Years to 65 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2020 · Synced Sep 2, 2026, 6:42 AM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Effectiveness Silver Diamine Fluoride Versus Sodium Fluoride in Arresting Caries Around Crown Margins in Older Adults

NCT04255251
View directory record Official record
Conditions
Caries Roots, Flouride Varnish, Caries; Dentin, Caries Arrested
Interventions
Silver Diammine Fluoride, Fluoride Varnishes
Drug
Lead sponsor
University of New England
Other
Eligibility
65 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Oct 4, 2021 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Preventing Caries in Preschoolers: Testing a Unique Service Delivery Model in American Indian Head Start Programs

NCT01116739
View directory record Official record
Conditions
Fluoride Varnish and Oral Health Promotion, Usual Care
Interventions
Fluoride varnish, Oral health education, Dental services delivered by the Indian Health Service.
Device · Behavioral · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
3 Years to 5 Years
Enrollment
2,060 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Sep 2, 2026, 6:42 AM EDT
Withdrawn Not applicable Interventional

Lesion Progression of Approximal Caries After Resin Infiltration

NCT02191943
View directory record Official record
Conditions
Proximal Caries
Interventions
Duraphat, Icon approximal caries infiltration kit
Device
Lead sponsor
DMG Dental Material Gesellschaft mbH
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Medical Management of Caries in the Primary Dentition Using Silver Nitrate

NCT02604134
View directory record Official record
Conditions
Dental Caries
Interventions
Prophylaxis, Fluoride varnish, Silver Nitrate
Procedure · Drug
Lead sponsor
Arwa Owais
Other
Eligibility
2 Years to 11 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 10, 2019 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Caries Management by Risk Assessment in Children

NCT01310283
View directory record Official record
Conditions
Dental Caries
Interventions
xylitol mints and fluoride varnish
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
5 Years to 9 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2012 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Yakima Head Start Fluoride Varnish Study

NCT00067353
View directory record Official record
Conditions
Dental Caries
Interventions
Fluoride varnish
Drug
Lead sponsor
University of Washington
Other
Eligibility
36 Months to 71 Months
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
2
States / cities
Lower Valley, Yakima County, Washington
Source: ClinicalTrials.gov public record
Updated May 9, 2010 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety Evaluation of Advantage Anti-Caries Varnish

NCT02645617
View directory record Official record
Conditions
Dental Caries
Interventions
Varnish
Drug
Lead sponsor
Advantage Dental Services, LLC
Industry
Eligibility
36 Months to 60 Months
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 20, 2020 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Orthodontic Varnish Microbiology Study

NCT04528134
View directory record Official record
Conditions
Dental Caries, Dental Plaque, Dental White Spot
Interventions
Extended Contact RMGI (Resin-modified Glass Ionomer) Varnish, 5% Sodium Fluoride Varnish
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 27 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 2, 2026, 6:42 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Early Caries Lesion Management Observational Study

NCT04933331
View directory record Official record
Conditions
Initial Caries, Arrested Dental Caries, Cavitated Caries, Dental Caries, Dental Caries in Children
Interventions
Curodont Repair Fluoride Plus, Silver Diamine Fluoride, Glass Ionomer Sealant, Fluoride varnish, Fluoride toothpaste
Drug · Device
Lead sponsor
CareQuest Institute for Oral Health
Other
Eligibility
4 Years and older
Enrollment
744 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
4
States / cities
Dothan, Alabama • Westborough, Massachusetts • Bend, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 23, 2023 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interactive Parent-Targeted Text Messaging in Pediatric Clinics to Reduce Caries Among Urban Children

NCT03294590
View directory record Official record
Conditions
Caries, Dental, Health Behavior
Interventions
OHT Parent targeted text messages, CWT Parent targeted text messages
Other
Lead sponsor
Boston University
Other
Eligibility
0 Months to 7 Years
Enrollment
754 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 23, 2023 · Synced Sep 2, 2026, 6:42 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

LT Comparative Effectiveness of 2 Caries Treatments

NCT07213661
View directory record Official record
Conditions
Dental Caries
Interventions
A "simple medical strategy" consisting of silver diamine fluoride (SDF), A "typical dental strategy" consisting of atraumatic restorative treatment (ART) with glass ionomer cement + Fluoride Varnish (FV)
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
62 Years and older
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 2, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Fluoride Varnish for Treatment of White Spot Lesions

NCT01500187
View directory record Official record
Conditions
White Spot Lesions
Interventions
Vanish Varnish, Pediagel
Device
Lead sponsor
Solventum US LLC
Industry
Eligibility
12 Years to 16 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Sep 2, 2026, 6:42 AM EDT
Active, not recruiting Not applicable Interventional

Post-Radiation Oral Health in Underserved Head and Neck Cancer Patients

NCT07556367
View directory record Official record
Conditions
Head and Neck Cancer, Head and Neck Carcinoma, Head and Neck Neoplasms
Interventions
Surveys, Saliva Collection, Intra-oral photographs, Fluoride Varnish Treatment, Interview (Participant)
Other · Procedure · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Sep 2, 2026, 6:42 AM EDT