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ClinicalTrials.gov public records Last synced May 21, 2026, 7:18 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Oral Leukoplakia Clear all
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Erythroplakia, Oral Leukoplakia
Interventions
Biopsy, Biospecimen Collection, Extended Release Metformin Hydrochloride, Placebo Administration
Procedure · Drug
Lead sponsor
University of Arizona
Other
Eligibility
21 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
8
States / cities
Tucson, Arizona • San Diego, California • Tampa, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced May 21, 2026, 7:18 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Leukoplakia, Oral, Benign Neoplasms
Interventions
sulindac, Placebo
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Leukoplakia, Erythroplakia
Interventions
PDL-585, ScleroPLUS laser, 5-Aminolevulinic Acid (Levulan KerastickTM), Fluorescence Diagnosis Imaging
Device · Drug · Procedure
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2015 · Synced May 21, 2026, 7:18 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Erythroplakia, Fanconi Anemia, Lichen Planus, Oral Cavity and Lip Precancerous Condition, Oral Cavity Leukoplakia, Oral Neoplasm, Premalignant Lesion, Tobacco Use Disorder
Interventions
Cytology Specimen Collection Procedure, Diagnostic Microscopy, Diagnostic Procedure, Fluorescence Imaging, Fluorescence Spectroscopy
Other · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced May 21, 2026, 7:18 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Erythroleukoplakia, Leukoplakia, Verrucous Oral Leukoplakia
Interventions
Pembrolizumab
Biological
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
3
States / cities
La Jolla, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Lip and Oral Cavity Cancer, Oral Leukoplakia, Oropharyngeal Cancer, Tongue Cancer
Interventions
Bowman-Birk inhibitor concentrate, placebo, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2013
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Dec 18, 2014 · Synced May 21, 2026, 7:18 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Leukoplakia, Hairy, HIV Infections
Interventions
Acyclovir
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 7:18 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Oral Leukoplakia
Interventions
Pioglitazone hydrochloride, placebo, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
11
States / cities
Birmingham, Alabama • Iowa City, Iowa • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced May 21, 2026, 7:18 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Mouth Diseases
Interventions
STRATICYTE™ Test
Other
Lead sponsor
Proteocyte Diagnostics Inc.
Industry
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
5
States / cities
Birmingham, Alabama • Loma Linda, California • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Head and Neck Cancer, Oral Leukoplakia
Interventions
pioglitazone hydrochloride
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 10, 2022 · Synced May 21, 2026, 7:18 PM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Oral Dysplasia, Leukoplakia Oral, Leukoplakia
Interventions
Imiquimod (topical use)
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced May 21, 2026, 7:18 PM EDT
Withdrawn Phase 1 Interventional
View directory record Official record
Conditions
Leukoplakia, Oral
Interventions
SBS-101, Placebo
Drug
Lead sponsor
Skyline Biosciences
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
5
States / cities
Birmingham, Alabama • Boston, Massachusetts • Charlotte, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced May 21, 2026, 7:18 PM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
Oral Leukoplakia
Interventions
aminolevulinic acid hydrochloride, photodynamic therapy, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
4
States / cities
Chicago, Illinois • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 8, 2014 · Synced May 21, 2026, 7:18 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Palatal Neoplasms, Lip Neoplasm, Gingival Neoplasms, Leukoplakia, Oral, Tongue Neoplasms, Oropharyngeal Neoplasms, Oral Ulcer
Interventions
OncAlert
Device
Lead sponsor
Vigilant Biosciences, Inc.
Industry
Eligibility
23 Years and older
Enrollment
893 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
26
States / cities
Beverly Hills, California • La Mesa, California • Loma Linda, California + 22 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2021 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Leukoplakia, Oral
Interventions
Nivolumab
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 30, 2024 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Head and Neck Cancer, Precancerous Condition
Interventions
celecoxib
Drug
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 10, 2013 · Synced May 21, 2026, 7:18 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Lichen Planus, Oral Leukoplakia, Mouth Neoplasms
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 110 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2025
U.S. locations
6
States / cities
San Francisco, California • Washington D.C., District of Columbia • Atlanta, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced May 21, 2026, 7:18 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Erythroplakia, Hyperplasia, Oral Cavity Carcinoma, Oral Leukoplakia
Interventions
Laboratory Biomarker Analysis, Metformin Hydrochloride
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
2
States / cities
San Diego, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 21, 2026, 7:18 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Dapsone
Drug
Lead sponsor
Jacobus Pharmaceutical
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 7:18 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Precancerous Conditions, Leukoplakia, Erythroplasia, Oral Papillomas
Interventions
Not listed
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years and older
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 1, 2018 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Oral Leukoplakia
Interventions
rosiglitazone maleate, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 12, 2013 · Synced May 21, 2026, 7:18 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Leukoplakia, Periodontal Disease
Interventions
Ketorolac Rinse
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 21, 2026, 7:18 PM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Oral Leukoplakia, Oral Dysplasia
Interventions
Mucoadhesive fenretinide-releasing system (FMS)
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 100 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced May 21, 2026, 7:18 PM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Oral Leukoplakia
Interventions
Lozenge Intake
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 10, 2009 · Synced May 21, 2026, 7:18 PM EDT