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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Therapeutic Colonoscopy Clear all
Completed Phase 1 Interventional

Adoptive Transfer of Haploidentical NK Cells and N-803

NCT03899480
View directory record Official record
Conditions
Hiv, HIV Infections, Immune Deficiency
Interventions
Haploidentical Natural Killer (NK) Cells
Biological
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Not applicable Interventional

Systems of Support (SOS) to Increase Colon Cancer Screening and Follow-up

NCT00697047
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Automated Mailing, Automated Mailing Plus Assisted, Auto Plus Assisted Plus Navigation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 73 Years
Enrollment
4,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 2, 2020 · Synced Sep 26, 2026, 10:40 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Can Simple and Inexpensive Techniques Enhance Patient Comfort

NCT00747084
View directory record Official record
Conditions
Colonoscopy
Interventions
Colonoscopy
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Sepulveda, California
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Sep 26, 2026, 10:40 AM EDT
Not listed Phase 1Phase 2 Interventional

Endoscopic Mucosal Resection (EMR) for Diagnosis of Hirschsprung's Disease

NCT00671684
View directory record Official record
Conditions
Chronic Constipation, Hirschsprung's Disease
Interventions
Endoscopic Mucosal Resection (EMR)
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
10 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 4, 2008 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Fecal Microbiota Transplantation in Pediatric Patients

NCT02108821
View directory record Official record
Conditions
Inflammatory Bowel Diseases (IBD), Crohn's Disease (CD), Ulcerative Colitis (UC)
Interventions
Fecal Microbiota Transplantation (FMT)
Biological
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
2 Years to 22 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Not applicable Interventional Results available

Comparing Early Capsule Deployment to Current Standard of Care for Management of Gastrointestinal Bleeding

NCT02442830
View directory record Official record
Conditions
Melena, Gastrointestinal Hemorrhage
Interventions
Early Video Capsule Endoscopy
Device
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2018 · Synced Sep 26, 2026, 10:40 AM EDT
Completed No phase listed Observational

Cytokines and Genes in Therapeutic Response in Crohn's Disease

NCT03266471
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Baseline blood sample, Baseline intestinal biopsies, Crohn's disease activity index (CDAI), Post treatment blood sample, Post treatment intestinal biopsies, Baseline stool sample, Post treatment stool sample
Diagnostic Test · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Phase 1 Interventional

Optimal Fecal Microbiota Transplant Dosing for Mild to Moderate Ulcerative Colitis

NCT03006809
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Fecal Microbiota Transplantation (FMT), OpenBiome, pretreatment antibiotics
Biological · Other
Lead sponsor
Najwa Elnachef
Other
Eligibility
18 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 26, 2026, 10:40 AM EDT
Completed No phase listed Observational

A Biospecimen Collection Study to Identify the Targets of Disease-Reactive T Cells in Patients With Autoimmune Disease

NCT06587828
View directory record Official record
Conditions
Autoimmune Diseases, Ulcerative Colitis, Multiple Sclerosis, Scleroderma, Ankylosing Spondylitis, Celiac Disease, Non-radiographic Axial Spondyloarthritis (Nr-axSpA), Crohn&Amp;#39;s Disease, Birdshot Chorioretinitis
Interventions
Companion blood samples with procedure
Procedure
Lead sponsor
TScan Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
11
States / cities
Orange, California • Sherman Oaks, California • Skokie, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Terminated Not applicable Interventional Results available

NIH Substudy of AIN457 (Anti-IL-17 Monoclonal Antibody) for Treatment of Moderate to Severe Crohn's Disease

NCT00936585
View directory record Official record
Conditions
Colitis, Crohn's Disease, Inflammatory Bowel Disease
Interventions
Immunologic Monitoring
Other
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 10, 2016 · Synced Sep 26, 2026, 10:40 AM EDT
Recruiting Phase 3 Interventional

Testing Continuous Versus Intermittent Treatment With the Study Drug Zanubrutinib for Older Patients With Previously Untreated Mantle Cell Lymphoma

NCT05976763
View directory record Official record
Conditions
Mantle Cell Lymphoma
Interventions
Zanubrutinib, Rituximab, Patient Observation, Bone Marrow Biopsy, Fludeoxyglucose F-18, Positron Emission Tomography, Computed Tomography, Magnetic Resonance Imaging, Esophagogastroduodenoscopy, Colonoscopy, Biospecimen Collection, Questionnaire Administration
Drug · Biological · Other + 1 more
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
60 Years and older
Enrollment
421 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2038
U.S. locations
238
States / cities
Little Rock, Arkansas • Beverly Hills, California • Duarte, California + 185 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Phase 3 Interventional Results available

A Phase III Study of the Efficacy and Safety of Remimazolam Compared to Placebo and Midazolam in Colonoscopy Patients

NCT02290873
View directory record Official record
Conditions
Colonoscopy
Interventions
Remimazolam, Midazolam, Placebo
Drug
Lead sponsor
Paion UK Ltd.
Industry
Eligibility
18 Years and older
Enrollment
461 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
13
States / cities
Mobile, Alabama • Anaheim, California • Chula Vista, California + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Sep 26, 2026, 10:40 AM EDT
Recruiting Not applicable Interventional

Outcomes and Data Collection for Fecal Microbiota Transplantation for the Treatment of Recurrent Clostridium Difficile

NCT03562741
View directory record Official record
Conditions
Clostridium Difficile Infection Recurrence, Clostridium Difficile Infection
Interventions
Fecal Microbiota Transplantation
Procedure
Lead sponsor
Krunal Patel
Other
Eligibility
16 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Online Mindfulness-Based Intervention to Decrease Pre-Procedural Anxiety Before a First-Time Screening Colonoscopy

NCT06233253
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Medical Chart Review, Online Mindfulness Meditation, Survey Administration
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
45 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 23, 2025 · Synced Sep 26, 2026, 10:40 AM EDT
Recruiting Not applicable Interventional

The Role of the Gastrointestinal-associated Lymphoid Tissue in the Cure of HIV Infection

NCT05652088
View directory record Official record
Conditions
HIV Infection
Interventions
Colonoscopy
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Not applicable Interventional

Promoting Cancer Screening Among Medicaid Recipients in Minnesota

NCT03275987
View directory record Official record
Conditions
Colorectal Cancer, Breast Cancer
Interventions
Mammography direct mail coupled with a financial incentive, Usual care, Colonoscopy direct mail coupled with a financial incentive
Behavioral
Lead sponsor
Minnesota Department of Health
Government
Eligibility
50 Years to 74 Years
Enrollment
138,554 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Coordinated Endoscopic Colorectal Cancer Screening

NCT00327457
View directory record Official record
Conditions
Preventive Health Services
Interventions
Help with physician office and patient management, Tailored physician recommendation letter
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
50 Years to 79 Years
Enrollment
599 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2005
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 20, 2011 · Synced Sep 26, 2026, 10:40 AM EDT
Completed Phase 2 Interventional Results available

The Effects of Naltrexone on Active Crohn's Disease

NCT00663117
View directory record Official record
Conditions
Inflammation, Crohn's Disease
Interventions
Naltrexone-HCl, Placebo
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Sep 26, 2026, 10:40 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Virtual Reality to Reduce Pre-Operative Anxiety

NCT04268914
View directory record Official record
Conditions
Virtual Reality, Augmented Reality, IV Stick, Mask Induction, Ambulatory Surgery, Pain, Anxiety
Interventions
Oculus Go VR, Mira Prism VR
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
10 Years to 21 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Sep 26, 2026, 10:40 AM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

FMT in Uncomplicated Diverticulitis

NCT05373784
View directory record Official record
Conditions
Diverticulitis, Uncomplicated Diverticular Disease
Interventions
Fecal Microbiota Transplantation (FMT)
Biological
Lead sponsor
Justin Maykel
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Recruiting Phase 1Phase 2 Interventional

Fecal Microbiota Transplantation for Chronic Granulomatous Disease-Associated Colitis

NCT05333471
View directory record Official record
Conditions
Chronic Granulomatous Disease-associated Colitis
Interventions
MTP 101-LF
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
10 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Collection of Samples From the United States Population for Optimization and Evaluation of Colorectal Cancer (CRC) Plasma Circulating Free-DNA (cfDNA) Marker Panel Performance

NCT07310446
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Universal Diagnostics
Industry
Eligibility
45 Years to 84 Years
Enrollment
6,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Lake Barrington, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Sep 26, 2026, 10:40 AM EDT
Suspended Early Phase 1 Interventional

Fecal Microbial Transplants for the Treatment of Pancreatic Cancer

NCT04975217
View directory record Official record
Conditions
Pancreatic Ductal Adenocarcinoma
Interventions
Fecal Microbiota Transplantation, Fecal Microbiota Transplantation Capsule, Questionnaire Administration, Resection, Therapeutic Colonoscopy
Procedure · Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 26, 2026, 10:40 AM EDT
Withdrawn Not applicable Interventional

Colonic Irrigation for Colonoscopy Preparation

NCT02647229
View directory record Official record
Conditions
Colonoscopy
Interventions
Isosmotic bowel cleansing preparation, Colonic Hyrdrotherapy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2016 · Synced Sep 26, 2026, 10:40 AM EDT