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ClinicalTrials.gov public records Last synced May 21, 2026, 8:08 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 121 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Chemoprevention Clear all
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Atypical Hyperplasia of the Breast, Lobular Breast Carcinoma In Situ, Pleomorphic Lobular Breast Carcinoma In Situ
Interventions
Cancer Educational Materials, Decision Aid, Interview, Questionnaire Administration
Behavioral · Other
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
Not listed
Enrollment
412 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
96
States / cities
Antioch, California • Costa Mesa, California • Duarte, California + 67 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced May 21, 2026, 8:08 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
FAP, Familial Adenomatous Polyposis
Interventions
R-1,3-Butanediol (10G-A), R-1,3-Butanediol (20G-A), R-1,3-Butanediol (30G-A), R-1,3-Butanediol (30G-B)
Dietary Supplement
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Covid19
Interventions
Hydroxychloroquine Sulfate (HCQ)
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 99 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Edison, New Jersey
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
HIV Infections, Anus Neoplasms
Interventions
Isotretinoin, Interferon alfa-2a
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Primary Sclerosing Cholangitis, Trisomy 7, Cholangiocarcinoma, Chemoprevention
Interventions
Erlotinib (Tarceva)
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 9, 2014 · Synced May 21, 2026, 8:08 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, 8:08 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cirrhosis, Liver
Interventions
Epigallocatechin gallate (EGCG), Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Breast Cancer, Breast Neoplasms
Interventions
fenretinide
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 21, 2026, 8:08 PM EDT
Active, not recruiting Phase 3 Interventional Results available
View directory record Official record
Conditions
Atypical Ductal Breast Hyperplasia, BRCA1 Mutation Carrier, BRCA2 Mutation Carrier, Ductal Breast Carcinoma in Situ, Lobular Breast Carcinoma in Situ
Interventions
metformin hydrochloride, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
25 Years to 55 Years · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
27
States / cities
Duarte, California • Los Angeles, California • South Pasadena, California + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Lung Neoplasms, Carcinoma, Non-Small-Cell Lung
Interventions
Metformin, Placebo Comparator
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced May 21, 2026, 8:08 PM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
B-cell Chronic Lymphocytic Leukemia, Chronic Lymphocytic Leukemia, Stage 0 Chronic Lymphocytic Leukemia, Stage I Chronic Lymphocytic Leukemia, Stage II Chronic Lymphocytic Leukemia
Interventions
lenalidomide, laboratory biomarker analysis, lymph node biopsy, bone marrow aspiration, pharmacological study, flow cytometry
Drug · Other · Procedure
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 29, 2016 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Cancer
Interventions
Genistein
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 21, 2026, 8:08 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Adenomatous Polyps
Interventions
Curcuminoids
Dietary Supplement
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Breast Cancer
Interventions
Cholecalciferol, Placebo capsule
Drug
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 26, 2017 · Synced May 21, 2026, 8:08 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Colorectal Adenoma, Colorectal Carcinoma
Interventions
Aspirin, Biospecimen Collection, Placebo Administration, Questionnaire Administration, Rectal Biopsy
Drug · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Colon Cancer, Adenoma, Colonic Polyps
Interventions
Folic Acid
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2003
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced May 21, 2026, 8:08 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Breast Cancer
Interventions
Raloxifene followed by combination therapy, Exemestane followed by combination therapy
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 4, 2023 · Synced May 21, 2026, 8:08 PM EDT
Not listed Phase 1 Interventional
View directory record Official record
Conditions
Esophageal Cancer, Precancerous Condition
Interventions
erlotinib hydrochloride, laboratory biomarker analysis, biopsy
Drug · Other · Procedure
Lead sponsor
Kansas City Veteran Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 16, 2013 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Prostate Cancer
Interventions
selenium, placebo
Dietary Supplement · Other
Lead sponsor
University of Arizona
Other
Eligibility
Up to 85 Years · Male only
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 14, 2012 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Lung Cancer, Endobronchial Dysplasia
Interventions
fluorescence bronchoscopy, quantitative high resolution CT scan, PIOGLITAZONE VS. PLACEBO 30 mg
Procedure · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
2
States / cities
Denver, Colorado • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 10, 2019 · Synced May 21, 2026, 8:08 PM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Vulvar Cancer
Interventions
Ciclopirox
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years to 75 Years · Female only
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 5, 2013 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Bladder Carcinoma, Recurrent Bladder Carcinoma
Interventions
Erlotinib Hydrochloride, Laboratory Biomarker Analysis, Pharmacological Study, Placebo, Quality-of-Life Assessment, Therapeutic Conventional Surgery
Drug · Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
6
States / cities
Baltimore, Maryland • Burlington, Massachusetts • Rochester, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2020 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Breast Cancer
Interventions
letrozole
Drug
Lead sponsor
Carol Fabian, MD
Other
Eligibility
18 Years and older · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2016 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Exemestane, Calcium carbonate, Vitamin D
Drug · Dietary Supplement
Lead sponsor
Georgetown University
Other
Eligibility
Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced May 21, 2026, 8:08 PM EDT