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ClinicalTrials.gov public records Last synced Oct 22, 2026, 7:19 AM EDT

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Showing 217–240 of 391 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Polyp Clear all
Completed Phase 1 Interventional

Aquamin and Prevention of Colon Cancer

NCT02647671
View directory record Official record
Conditions
Colonic Cancer
Interventions
Aquamin®, Calcium Carbonate, Placebo
Drug
Lead sponsor
James Varani
Other
Eligibility
18 Years to 80 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 12, 2021 · Synced Oct 22, 2026, 7:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

TIVA vs TXA in Sinus Surgery to Evaluate Operative Blood Loss and Surgical Field Quality

NCT05639686
View directory record Official record
Conditions
Rhinosinusitis Chronic, Sinus Cancer, Sinus Polyp, Encephalocele
Interventions
Tranexamic acid injection, Total Intravenous Anesthesia, Inhalational isoflurane
Drug
Lead sponsor
Our Lady of the Lake Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 23, 2023 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Phase 3 Interventional Results available

Safety Evaluation of Repeat Placement of the S8 Sinus Implant in Chronic Sinusitis Patients With Nasal Polyps (ENCORE)

NCT03358329
View directory record Official record
Conditions
Chronic Sinusitis, Nasal Polyposis
Interventions
S8 Sinus Implant
Combination Product
Lead sponsor
Intersect ENT
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
9
States / cities
Sacramento, California • New Haven, Connecticut • Naperville, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 27, 2019 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Not applicable Interventional

Japanese National Computed Tomographic (CT) Colonography Trial

NCT00997802
View directory record Official record
Conditions
Colonic Polyps, Colonic Neoplasms
Interventions
CT colonography and optical colonoscopy
Device
Lead sponsor
Japanese CT Colonography Society
Other
Eligibility
20 Years and older
Enrollment
1,257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2017 · Synced Oct 22, 2026, 7:19 AM EDT
Completed No phase listed Observational

Role of Inflammatory Mediators in AERD

NCT02824523
View directory record Official record
Conditions
Asthma, Aspirin-Induced
Interventions
aspirin
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 30, 2022 · Synced Oct 22, 2026, 7:19 AM EDT
Terminated Phase 2 Interventional Results available

Pilot Study of mTOR Inhibitor Therapy in Peutz-Jeghers Syndrome

NCT00811590
View directory record Official record
Conditions
Peutz-Jeghers Syndrome
Interventions
Everolimus
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 22, 2026, 7:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Does the Cap Increase the Finding of Polyps When Water Exchange Colonoscopy is Used

NCT03566615
View directory record Official record
Conditions
Colonoscopy, Polyp of Colon
Interventions
CAP-straight, CAP-daisy, water
Device · Other
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
50 Years to 75 Years
Enrollment
1,630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
2
States / cities
Mather, California • Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 6, 2022 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Phase 1 Interventional Results available

Lyophilized Black Raspberries in Adults With Familial Adenomatous Polyposis (FAP)

NCT00770991
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 22, 2026, 7:19 AM EDT
Recruiting Phase 3 Interventional

Phase 3 Trial of eRapa in Patients With Familial Adenomatous Polyposis

NCT06950385
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Phase 2 Interventional Results available

Benralizumab Effect on Severe Chronic Rhinosinusitis With Eosinophilic Polyposis

NCT03450083
View directory record Official record
Conditions
Chronic Rhinosinusitis (Diagnosis), Nasal Polyps, Eosinophilia
Interventions
Benralizumab, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 11, 2021 · Synced Oct 22, 2026, 7:19 AM EDT
Suspended No phase listed Observational Accepts healthy volunteers

Genetics and Genomics of Aspirin Exacerbated Respiratory Disease (AERD)

NCT04261582
View directory record Official record
Conditions
Aspirin Exacerbated Respiratory Disease, Aspirin-Sensitive Asthma, Nasal Polyps
Interventions
Not listed
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years to 75 Years
Enrollment
245 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Oct 22, 2026, 7:19 AM EDT
Recruiting No phase listed Observational

Familial Investigations of Childhood Cancer Predisposition

NCT03050268
View directory record Official record
Conditions
Acute Leukemia, Adenomatous Polyposis, Adrenocortical Carcinoma, AML, BAP1 Tumor Predisposition Syndrome, Carney Complex, Choroid Plexus Carcinoma, Constitutional Mismatch Repair Deficiency Syndrome, Diamond-Blackfan Anemia, DICER1 Syndrome, Dyskeratosis Congenita, Emberger Syndrome, Familial Acute Myeloid Leukemia, Familial Adenomatous Polyposis, Fanconi Anemia, Familial Cancer, Familial Wilms Tumor, Familial Neuroblastoma, GIST, Hereditary Breast and Ovarian Cancer, Hereditary Paraganglioma-Pheochromocytoma Syndrome, Hodgkin Lymphoma, Juvenile Polyposis, Li-Fraumeni Syndrome, Lynch Syndrome, MDS, Melanoma Syndrome, Multiple Endocrine Neoplasia Type 1, Multiple Endocrine Neoplasia Type 2, Neuroblastoma, Neurofibromatosis Type 1, Neurofibromatosis Type II, Nevoid Basal Cell Carcinoma Syndrome, Non Hodgkin Lymphoma, Noonan Syndrome and Other Rasopathy, Overgrowth Syndromes, Pancreatic Cancer, Peutz-Jeghers Syndrome, Pheochromocytoma/Paraganglioma, PTEN Hamartoma Tumor Syndrome, Retinoblastoma, Rhabdoid Tumor Predisposition Syndrome, Rhabdomyosarcoma, Rothmund-Thomson Syndrome, Tuberous Sclerosis, Von Hippel-Lindau Disease
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2037
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Post-resection Treatment of Large Colon Polyps

NCT03654209
View directory record Official record
Conditions
Recurrence
Interventions
Argon Plasma Coagulation, Snare Tip Soft Coagulation
Device
Lead sponsor
Indiana University
Other
Eligibility
25 Years and older
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
10
States / cities
Washington D.C., District of Columbia • Orlando, Florida • Indianapolis, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2024 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Not applicable Interventional Results available

Hybrid APC Assisted EMR for Large Colon Polyps

NCT03390907
View directory record Official record
Conditions
Colon Polyp, Colon Adenoma, Colon Cancer
Interventions
Hybrid APC
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Not applicable Interventional Results available

Evaluation of an Endoscopic Suturing System for Tissue Apposition in Colonic Polypectomy

NCT00553436
View directory record Official record
Conditions
Polyps
Interventions
Tissue Apposition System (TAS) Device
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 27, 2010 · Synced Oct 22, 2026, 7:19 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

QOL Outcomes in CRS With Polyps

NCT03144375
View directory record Official record
Conditions
Chronic Rhinosinusitis, Polyps
Interventions
Medical optimization and education, Standard of Care sinus surgery
Other · Procedure
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 100 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 8, 2017 · Synced Oct 22, 2026, 7:19 AM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

Adjunctive Treatment for Chronic Rhinosinusitis With Nasal Polyposis

NCT03607175
View directory record Official record
Conditions
Chronic Rhinosinusitis, Nasal Polyps
Interventions
Triamcinolone-impregnated CMC foam, Propel Stent
Drug · Device
Lead sponsor
Marina Boruk
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Oct 22, 2026, 7:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Diagnostic Performance of of MAGENTIQ-COLO During Colonoscopy.

NCT06568523
View directory record Official record
Conditions
Screening Colonoscopy, Surveillance Colonoscopy
Interventions
MAGENTIQ-COLO.
Diagnostic Test
Lead sponsor
Magentiq Eye LTD
Industry
Eligibility
45 Years to 80 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Baltimore, Maryland • Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 22, 2026, 7:19 AM EDT
Terminated Phase 1 Interventional Results available

Trial of Topical Verapamil in Chronic Rhinosinusitis With Nasal Polyps

NCT03102190
View directory record Official record
Conditions
Sinusitis, Nasal Polyps
Interventions
Verapamil Hydrochloride Intranasal
Drug
Lead sponsor
Benjamin Bleier
Other
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 23, 2019 · Synced Oct 22, 2026, 7:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Adenoma Detection Rate in Water and Air Colonoscopy Using Computer-aided System

NCT05448300
View directory record Official record
Conditions
Colon Adenoma, Colonoscopy
Interventions
Colonoscopy with water exchange or air insufflation methods
Device
Lead sponsor
Dalin Tzu Chi General Hospital
Other
Eligibility
50 Years to 80 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2022 · Synced Oct 22, 2026, 7:19 AM EDT
Completed No phase listed Observational

Prevalence and Spectrum of Cancer Susceptibility Among Patients with Advanced Colorectal Polyps

NCT04160832
View directory record Official record
Conditions
Colorectal Neoplasm
Interventions
Multi-Cancer Cancer Panel
Genetic
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Oct 22, 2026, 7:19 AM EDT
Completed Phase 2 Interventional Results available

Therapeutic Control of Aspirin-Exacerbated Respiratory Disease With Ifetroban

NCT03326063
View directory record Official record
Conditions
Nasal Polyps, Asthma, Aspirin-Induced, Aspirin-exacerbated Respiratory Disease, Aspirin-Sensitive Asthma With Nasal Polyps
Interventions
Ifetroban, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 22, 2026, 7:19 AM EDT
Terminated Phase 2 Interventional Results available

A Study to Evaluate CBP-201, Rademikibart, in Adult Patients With Chronic Rhinosinusitis With Nasal Polyps

NCT04783389
View directory record Official record
Conditions
Chronic Rhinosinusitis With Nasal Polyps
Interventions
CBP-201, Placebo
Drug
Lead sponsor
Connect Biopharm LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
32
States / cities
Birmingham, Alabama • Bakersfield, California • La Mesa, California + 26 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2023 · Synced Oct 22, 2026, 7:19 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Resect and Discard Approach to Diminutive Colonic Polyps

NCT01877525
View directory record Official record
Conditions
Benign Polyps of Large Intestine
Interventions
Colonoscopy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
618 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 13, 2013 · Synced Oct 22, 2026, 7:19 AM EDT