Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 26, 2026, 2:27 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Familial Adenomatous Polyposis
Interventions
Curcumin, Laboratory Biomarker Analysis, Placebo
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 85 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Familial Adenomatous Polyposis
Interventions
Black raspberry (BRB) Slurry, Black Raspberry (BRB) Suppositories, Black Raspberry (BRB) Placebo Slurry
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness and Safety of the Colonoscopy With "Visualization" Balloon

NCT02117232
Conditions
Colonic Adenomatous Polyps
Interventions
Visualization balloon, Traditional CO2 insufflation colonoscopy
Device
Lead sponsor
Mercy Medical Center
Other
Eligibility
17 Years to 90 Years
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Colorectal Adenomatous Polyp, Colorectal Carcinoma, Familial Adenomatous Polyposis, Multiple Adenomatous Polyps
Interventions
Biopsy Procedure, Biospecimen Collection, Colonoscopy, Dordaviprone Hydrochloride, Questionnaire Administration, Sigmoidoscopy
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
5
States / cities
Ann Arbor, Michigan • St Louis, Missouri • Cleveland, Ohio + 2 more
Conditions
Metastatic Colorectal Carcinoma (mCRC), Colorectal Cancer (CRC), Adenomatous Polyposis Coli (APC) Gene Mutation, Catenin Beta-1 (CTNNB1) Gene Mutation
Interventions
Tegavivint
Drug
Lead sponsor
HonorHealth Research Institute
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Colorectal Adenomatous Polyps
Interventions
Calcium and vitamin D3 combined, Placebo, Calcium, Vitamin D3
Dietary Supplement · Drug
Lead sponsor
Emory University
Other
Eligibility
30 Years to 74 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Recruiting No phase listed Observational Accepts healthy volunteers

Integrated Cancer Repository for Cancer Research

NCT02012699
Conditions
Pancreatic Cancer, Thyroid Cancer, Lung Cancer, Esophageal Cancer, Thymus Cancer, Colon Cancer, Rectal Cancer, Gastrointestinal Stromal Tumors, Anal Cancer, Bile Duct Cancer, Duodenal Cancer, Gallbladder Cancer, Gastric Cancer, Liver Cancer, Small Intestine Cancer, Peritoneal Surface Malignancies, Familial Adenomatous Polyposis, Lynch Syndrome, Bladder Cancer, Kidney Cancer, Penile Cancer, Prostate Cancer, Testicular Cancer, Ureter Cancer, Urethral Cancer, Hypopharyngeal Cancer, Laryngeal Cancer, Lip Cancer, Oral Cavity Cancer, Nasopharyngeal Cancer, Oropharyngeal Cancer, Paranasal Sinus Cancer, Nasal Cavity Cancer, Salivary Gland Cancer, Skin Cancer, Central Nervous System Tumor, Central Nervous System Cancer, Mesothelioma, Breast Cancer, Leukemia, Melanoma, Sarcoma, Unknown Primary Tumor, Multiple Myeloma, Ovarian Cancer, Endometrial Cancer, Vaginal Cancer, Neuroendocrine Tumors, Plasma Cell Dyscrasia, Healthy Control
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 110 Years
Enrollment
999,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2099
U.S. locations
42
States / cities
Greenwood Village, Colorado • Manchester, Connecticut • Daytona Beach, Florida + 34 more
Conditions
Colorectal Cancer, Precancerous Condition
Interventions
Vitamin E, Selenium, Vitamin E placebo, selenium placebo
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
50 Years to 120 Years · Male only
Enrollment
8,094 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Familial Adenomatous Polyposis
Interventions
Exercise Therapy
Procedure
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Ann Arbor, Michigan • Cleveland, Ohio
Conditions
Colo-rectal Cancer, Polyp of Colon, Adenomatous Polyp of Colon
Interventions
Cold forcep polypectomy, Cold snare polypectomy
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Colorectal Cancer, Hereditary Non-polyposis Colon Cancer, Precancerous Condition
Interventions
study of socioeconomic and demographic variables, evaluation of cancer risk factors, study of high risk factors
Other · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
Up to 100 Years
Enrollment
730 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
3
States / cities
Nashville, Tennessee
Conditions
Familial Adenomatous Polyposis (FAP)
Interventions
eRapa (encapsulated rapamycin), Placebo
Drug
Lead sponsor
Rapamycin Holdings Inc.
Industry
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
18
States / cities
Arcadia, California • New Haven, Connecticut • Washington D.C., District of Columbia + 14 more
Conditions
Colorectal Cancer Screening, Colon Adenomatous Polyp
Interventions
Ambient lighting, Low lighting
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
1,109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Park Ridge, Illinois
Completed No phase listed Observational Accepts healthy volunteers

Endoscopic Size Assessment of Advanced Adenomatous Polyps

NCT02193646
Conditions
Adenoma Detection Rate Improvement in Screening Colonoscopy
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 80 Years
Enrollment
1,930 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Adenomatous Polyp, Recurrent Colon Cancer, Recurrent Rectal Cancer, Stage I Colon Cancer, Stage I Rectal Cancer, Stage IIA Colon Cancer, Stage IIA Rectal Cancer, Stage IIB Colon Cancer, Stage IIB Rectal Cancer, Stage IIC Colon Cancer, Stage IIC Rectal Cancer, Stage IIIA Colon Cancer, Stage IIIA Rectal Cancer, Stage IIIB Colon Cancer, Stage IIIB Rectal Cancer, Stage IIIC Colon Cancer, Stage IIIC Rectal Cancer
Interventions
erlotinib hydrochloride, placebo, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
3
States / cities
Long Beach, California • Orange, California • Chicago, Illinois
Conditions
Colorectal Cancer, Familial Adenomatous Polyposis
Interventions
Celecoxib, Placebo, eflornithine, Laboratory biomarker analysis, Questionnaire administration
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 65 Years
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Houston, Texas
Conditions
Familial Adenomatous Polyposis
Interventions
Electronic Health Record Review
Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Rochester, Minnesota • Houston, Texas
Conditions
Polyp, Adenomatous, Colo-rectal Cancer
Interventions
Computer Aided Diagnostic Software
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
22 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
4
States / cities
Chicago, Illinois • Boston, Massachusetts • New York, New York + 1 more
Conditions
Precancerous Condition
Interventions
placebo, eflornithine, sulindac, laboratory biomarker analysis
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
40 Years to 80 Years
Enrollment
375 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2008
U.S. locations
1
States / cities
Orange, California
Completed Phase 2Phase 3 Interventional Results available

Vitamin D/Calcium Polyp Prevention Study

NCT00153816
Conditions
Colorectal Cancer, Polyps, Adenomas
Interventions
Calcium Carbonate, Vitamin D3, placebo
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
45 Years to 75 Years
Enrollment
2,813 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2016
U.S. locations
10
States / cities
Los Angeles, California • Denver, Colorado • Atlanta, Georgia + 7 more
Completed Not applicable Interventional Results available

CryoBalloon Ablation for Treatment of Duodenal Adenomas

NCT03847636
Conditions
Duodenal Adenomas, Familial Adenomatous Polyposis
Interventions
CryoBalloon ablation
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
4
States / cities
Baltimore, Maryland • Manhasset, New York • Danville, Pennsylvania + 1 more
Terminated Not applicable Interventional Accepts healthy volunteers

Curcumin for the Chemoprevention of Colorectal Cancer

NCT00118989
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
Conditions
Adenomatous Polyp, Colorectal Carcinoma
Interventions
macrogol 3350-based oral osmotic laxative, Placebo, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
3
States / cities
Chicago, Illinois • Evanston, Illinois • Boston, Massachusetts
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