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ClinicalTrials.gov public records Last synced Oct 21, 2026, 11:58 PM EDT

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Showing 97–120 of 190 matching trials from the live ClinicalTrials.gov search.
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Terminated Phase 4 Interventional Results available

Treatment of Post-dural Puncture Headache in Postpartum Patients: Sphenopalatine Ganglion Block to Epidural Blood Patch.

NCT02962427
View directory record Official record
Conditions
Headache
Interventions
Sphenopalatine ganglion Block, Epidural blood patch
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 23, 2020 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

School Inner-City Asthma Intervention Study (SICAS-2)

NCT02291302
View directory record Official record
Conditions
Asthma
Interventions
integrated pest management, air purifier, No intervention (control)
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
4 Years to 15 Years
Enrollment
236 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Oct 21, 2026, 11:58 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Genetic Determinants of Barrett's Esophagus and Esophageal Adenocarcinoma

NCT00288119
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Neoplasm
Interventions
Balloon Capsule Device, Endoscopy
Device · Procedure
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2028
U.S. locations
10
States / cities
Baltimore, Maryland • Rochester, Minnesota • St Louis, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optical Imaging Measurement of Intravascular Solution Efficacy Trial

NCT01743872
View directory record Official record
Conditions
Peripheral Artery Disease
Interventions
Contrast Injection, Dextran Injection, CO2 Injection, Heparinized Normal Saline Injection
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 21, 2022 · Synced Oct 21, 2026, 11:58 PM 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 21, 2026, 11:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Healthy Homes Study

NCT05833334
View directory record Official record
Conditions
Home Air Radon Testing, Lung Cancer
Interventions
Public health infographic (AIM 3), Online health promotion intervention tailored by smoking status (AIM 3), Online health promotion intervention tailored by smoking status, plus reminder messages (AIM 3), Focus group with educational overview (AIM 1)
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 30, 2026 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Psychophysiological Effects of Controlled Respiration and Mindfulness

NCT05304000
View directory record Official record
Conditions
Stress, Physiological, Stress, Emotional, Insomnia
Interventions
Mindfulness Meditation, Cyclic Sighing Breathing, Box Breathing, Cyclic Hyperventilation with Retention
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated May 6, 2022 · Synced Oct 21, 2026, 11:58 PM EDT
Terminated Early Phase 1 Interventional

19F MRI of Ventilation in Subjects With Cystic Fibrosis Undergoing Treatment for Pulmonary Exacerbation

NCT03497117
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Lung Clearance Index, MRI with PFP
Device · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional

High Flow Nasal Cannula With Noninvasive Ventilation

NCT04507425
View directory record Official record
Conditions
Acute Respiratory Failure
Interventions
Standard of Care - Nasal Cannula, High-flow nasal cannula, HFNC plus non-invasive ventilation
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Oct 21, 2026, 11:58 PM EDT
Withdrawn Not applicable Interventional

Effect of Applying Cuff Air Leak Pressure as Intraoperative Cuff Pressure on Postoperative Complications

NCT04302142
View directory record Official record
Conditions
Intubation Complication
Interventions
ventilation with critical intracuff pressure (Pcr)
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Oct 21, 2026, 11:58 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Asymptomatic and Pre-symptomatic Transmission of SARS-CoV-2 in a Community Congregant Setting

NCT05145803
View directory record Official record
Conditions
COVID-19, SARS-CoV2 Infection
Interventions
Polyvinylalcohol strip [diagnostic]
Device
Lead sponsor
Colorado School of Public Health
Other
Eligibility
18 Years and older
Enrollment
3,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
6
States / cities
Aurora, Colorado • Boulder, Colorado • Colorado Springs, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Awareness, Information, and Resources for Lung Cancer Screening Program for Community-Partnered Lung Cancer Screening

NCT04635761
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Educational Intervention, Questionnaire Administration
Behavioral
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 28, 2022 · Synced Oct 21, 2026, 11:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Comparing Clinical Performance of Novice Trainee Endoscopists Using Conventional Air Insufflation Versus Warm Water Infusion Colonoscopy

NCT01482546
View directory record Official record
Conditions
Colonoscopy Education
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Phase 2 Interventional Results available

Metoclopramide Versus Placebo for GJ Placement

NCT03331965
View directory record Official record
Conditions
Radiation Exposure, Enteral Nutrition
Interventions
Metoclopramide 5 MG/ML Injectable Solution, Saline
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Phase 2 Interventional

4-Dimensional CT Derived Ventilation Versus SPECT Aerosol Ventilation in Patients With Thoracic Malignancies

NCT00531180
View directory record Official record
Conditions
Esophageal Cancer, Lung Cancer
Interventions
4D CT scans, Lung Function Imaging
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mechanisms of Altered Ventilatory Control in Heart Failure

NCT02421341
View directory record Official record
Conditions
Heart Failure
Interventions
Fentanyl, Catheters, Exercise, DEXA, Pulmonary Function Tests, Blood Draw, Chemosensitivity Test, Placebo
Drug · Procedure · Other + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 16, 2021 · Synced Oct 21, 2026, 11:58 PM EDT
Withdrawn Not applicable Interventional

Core Warming of COVID-19 Patients

NCT04426344
View directory record Official record
Conditions
COVID 19
Interventions
ensoETM device
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional

Effect of Physiologic Insulin Administration on Cognition

NCT06424652
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Blood draws, Hyperinsulinemic Euglycemic Clamp Technique Insulin Sensitivity test, Resting Metabolic Rate (RMR)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
65 Years to 75 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional

Evaluating Asthma Exacerbation-induced Changes in Lung Function With a Home-based Spirometer

NCT03705325
View directory record Official record
Conditions
Asthma, Asthma Attack, Asthma, Allergic
Interventions
Spirobank Smart spirometer
Device
Lead sponsor
VitalFlo Inc.
Industry
Eligibility
12 Years to 21 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2020 · Synced Oct 21, 2026, 11:58 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Comparision of Air Versus CO2 for Distention During Sigmoidoscopy

NCT00771290
View directory record Official record
Conditions
Colorectal Surgery
Interventions
Air insufflation with standard endoscopy unit, CO2 insufflation for colonoscopy (special CO2 insufflation unit)
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Oct 21, 2026, 11:58 PM EDT
Terminated Not applicable Interventional

Airway Secretion Clearance in Cystic Fibrosis

NCT00839644
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
High frequency chest wall oscillation, Oscillatory Positive Expiratory Pressure, PD&P: Postural drainage and percussion
Device · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
7 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 2, 2012 · Synced Oct 21, 2026, 11:58 PM EDT
Recruiting Not applicable Interventional

PATCHVALVE: Endobronchial Valves Plus Blood Patch for Persistent Air Leaks

NCT07184528
View directory record Official record
Conditions
Persistent Air Leaks
Interventions
Endobronchial Blood Patch, Spiration Valve System (SVS) Placement
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Normal Breathing and Swallowing in Healthy Volunteers

NCT03122145
View directory record Official record
Conditions
Healthy
Interventions
Capsaicin, Videofluoroscopic swallow study
Drug · Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 14, 2021 · Synced Oct 21, 2026, 11:58 PM EDT
Completed Not applicable Interventional

ICE: Intracardiac Ultrasound Within the Left Atrium During Radiofrequency Ablation of Nonvalvular Atrial Fibrillation

NCT02028143
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Biosense Webster irrigated tip catheter, Pulmonary vein isolation, ICE catheter placed through one of two existing 8F sheaths
Device · Procedure
Lead sponsor
Gregory Jones
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Kingsport, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 21, 2026, 11:58 PM EDT