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ClinicalTrials.gov public records Last synced Sep 2, 2026, 3:06 AM EDT

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Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1Phase 2 Interventional Results available

PRevention Using EPA Against coloREctal Cancer

NCT04216251
Conditions
Colorectal Adenoma, Colorectal Cancer, Endoscopic Surgery, Eicosapentaenoic Acid, Gastrointestinal Microbiome
Interventions
AMR101
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Impact of Circadian Misalignment on Colonic Barrier Homeostasis in Ulcerative Colitis

NCT05180279
Conditions
Ulcerative Colitis
Interventions
7-day sleep lab
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Active, not recruiting Not applicable Interventional Results available

Screening for Colorectal Cancer in Older Patients (PLCO Screening Trial)

NCT01696981
Conditions
Colon Carcinoma, Rectal Carcinoma
Interventions
Screening Questionnaire Administration, Sigmoidoscopy
Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
55 Years to 74 Years
Enrollment
154,900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Ulcerative Colitis, Inflammatory Bowel Diseases
Interventions
Fecal Microbiota Transplantation, Psyllium Husk Powder
Drug · Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Ulcerative Colitis
Interventions
Hydroxocobalamin with Butyrate, Placebo with Butyrate
Drug
Lead sponsor
Joshua Korzenik
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Conditions
Colorectal Cancer
Interventions
Auto Mailing Plus Money, Auto Mailing Plus Lottery
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 75 Years
Enrollment
898 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional

Korean CRC Screening Study PT13599

NCT04478110
Conditions
Colorectal Cancer
Interventions
interactive group education, navigation services and engagement of health care providers for referrals, and linkage to care., Education Session on General Health
Behavioral
Lead sponsor
Temple University
Other
Eligibility
50 Years to 85 Years
Enrollment
925 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Fabry's Disease
Interventions
Smartpill, Endoscopic Mucosal Resection
Device · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Absence of Signs or Symptoms, B-Cell Non-Hodgkin Lymphoma, Digestive System Signs and Symptoms, Indolent Adult Non-Hodgkin Lymphoma, Recurrent B-Cell Non-Hodgkin Lymphoma, Recurrent Chronic Lymphocytic Leukemia, Recurrent Indolent Adult Non-Hodgkin Lymphoma, Recurrent Small Lymphocytic Lymphoma
Interventions
Biospecimen Collection, Colonoscopy, Colposcopic Biopsy, Idelalisib, Laboratory Biomarker Analysis, Pharmacological Study, Physical Examination, Sigmoidoscopy
Procedure · Drug · Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Inflammatory Bowel Diseases (IBD), Ankylosing Spondylitis (AS)
Interventions
Pinch biopsies, Flexible sigmoidoscopy
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Human Immunodeficiency Virus
Interventions
flexible sigmoidoscopy or colonoscopy with biopsies
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
10 Years to 21 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Biomarkers for Intestinal Permeability in Patients With Constipation

NCT02246647
Conditions
Intestinal Diseases, Irritable Bowel Syndrome, Constipation
Interventions
Permeability measurement, Esophagogastroduodenoscopy, Flexible sigmoidoscopy
Diagnostic Test · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Colorectal Cancer Screening
Interventions
Personally-tailored educational software program
Device
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Sacramento, California
Conditions
Obesity
Interventions
Flexible Sigmoidoscopy
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Ulcerative Colitis, Ulcerative Colitis Chronic Moderate, Ulcerative Colitis Chronic Severe
Interventions
BRS201
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Conditions
Rectal Neoplasms
Interventions
Endoscopic injection of 99mTc-sulfur colloid, Endoscopic injection of ICG, Endoscopic injection of Spot, Flexible sigmoidoscopy, Endoscopic NIR imaging and gamma probe, Dissection of sentinel lymph node(s)
Other · Procedure
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2016
U.S. locations
1
States / cities
Charlottesville, Virginia
Active, not recruiting Not applicable Interventional Results available

ASPirin Intervention for the REDuction of Colorectal Cancer Risk

NCT02394769
Conditions
Colorectal Cancer
Interventions
Aspirin, Placebo for Aspirin
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Colorectal Cancer
Interventions
Water Exchange Sigmoidoscopy, Air Insufflation Sigmoidoscopy
Procedure
Lead sponsor
Kelowna Gastroenterology Associates
Other
Eligibility
50 Years to 74 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
North Hills, California
Completed Phase 1Phase 2 Interventional Results available

Early FMT for C.Difficile

NCT02465463
Conditions
Clostridium Difficile
Interventions
Fecal microbiota transplant (FMT), flexible sigmoidoscopy
Procedure · Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 79 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Irritable Bowel Disease
Interventions
Sigmoidoscopy and biopsy, blood work
Procedure
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Colorectal Cancer
Interventions
Right time eating, Delayed time eating, Sigmoidoscopy, Optional 24h circadian assessment in the Biological Rhythms lab, Alcohol
Other · Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Ulcerative Colitis, Colon Cancer
Interventions
PWS Testing
Procedure
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
HIV Infections, HIV Seronegativity
Interventions
Flexible Sigmoidoscopy, Rectal Biopsy
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Los Angeles, California
Active, not recruiting Not applicable Interventional

Microbiome and Rectal Cancer

NCT04223102
Conditions
Rectal Cancer, Locally Advanced Malignant Neoplasm
Interventions
Tissue collection
Procedure
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
3
States / cities
Tampa, Florida