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ClinicalTrials.gov public records Last synced Sep 29, 2026, 1:27 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Impact of Early Aging and Menopause on the Vascular Responses to Hypoxia

NCT06417177
View directory record Official record
Conditions
Aging, Menopause, Hypoxia, Vasodilation
Interventions
Placebo, Propranolol, Gemtesa
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Suspended Not applicable Interventional

Insulin Sensitivity in Men With the Metabolic Syndrome

NCT00433173
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
intravenous glucose tolerance test, testosterone, anastrozole, goserelin acetate implant, aerobic capacity (VO2 Max), MRI, muscle biopsy, measurement of resting metabolic rate (energy expenditure), Dual energy x-ray absorptiometry, Fasting oral glucose tolerance test
Procedure · Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
50 Years to 75 Years · Male only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 1, 2010 · Synced Sep 29, 2026, 1:27 AM EDT
Withdrawn Phase 2 Interventional

Trial of Low-Dose Xenon For The Treatment Of Obsessive-Compulsive Disorder

NCT02098148
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
Xenon, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 26, 2014 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Phase 4 Interventional

Static Lung Hyperinflation and Sympathetic Nerve Activity-Associated Large Artery Stiffness in COPD Patients

NCT03611699
View directory record Official record
Conditions
COPD
Interventions
Umeclidinium / Vilanterol Dry Powder Inhaler, Placebo
Drug
Lead sponsor
Gary L. Pierce
Other
Eligibility
30 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Repetitive Transcranial Magnetic Stimulation (rTMS) for the Treatment of Depression & Other Neuropsychiatric Symptoms After Traumatic Brain Injury (TBI)

NCT02367521
View directory record Official record
Conditions
TBI Depression
Interventions
Low Frequency Right sided repetitive transcranial magnetic stimulation (LFR rTMS), Sham Comparator: Sham Treatment
Combination Product · Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Phase 2 Interventional Results available

Study of Inhaled Carbon Monoxide to Treat Idiopathic Pulmonary Fibrosis

NCT01214187
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
inhaled carbon monoxide, Oxygen
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
8
States / cities
San Francisco, California • Chicago, Illinois • New Orleans, Louisiana + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Sep 29, 2026, 1:27 AM 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 12, 2020 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Not applicable Interventional

A Randomized Controlled Trial (RCT) of Carbon Dioxide Versus Air Insufflation During Endoscopic Retrograde Cholangiopancreatography (ERCP)

NCT00685386
View directory record Official record
Conditions
Cholestasis
Interventions
CO2 insufflation, Room air insufflation
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 23, 2013 · Synced Sep 29, 2026, 1:27 AM EDT
Terminated Not applicable Interventional Results available

The Role of Hyperoxia in Acute Ischemic Stroke

NCT03904017
View directory record Official record
Conditions
Stroke, Acute
Interventions
Oxygen, placebo
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Aurora, Colorado • Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Sep 29, 2026, 1:27 AM EDT
Withdrawn Phase 2 Interventional

N2O for Acute Suicidality and Depression in the ED

NCT05710887
View directory record Official record
Conditions
Suicidal Ideation, Major Depressive Disorder, Treatment Resistant Depression
Interventions
Nitrous oxide gas for inhalation, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effects of Melatonin on Sleep, Ventilatory Control and Cognition at Altitude.

NCT03368352
View directory record Official record
Conditions
Altitude Hypoxia, Ventilation, Sleep, Oxidative Stress, Neurocognitive Dysfunction
Interventions
Melatonin, Hypoxia
Dietary Supplement · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 30, 2019 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Phase 2Phase 3 Interventional Results available

CALIPSO: Calfactant for Acute Lung Injury in Pediatric Stem Cell Transplant and Oncology Patients

NCT00999713
View directory record Official record
Conditions
Acute Lung Injury
Interventions
Calfactant, Air placebo
Drug · Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Months to 21 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
15
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2018 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Not applicable Interventional

Airway Muscle Training for Obstructive Sleep Apnea

NCT02259660
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Respiratory muscle strength training, Sham respiratory muscle strength training
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 10, 2018 · Synced Sep 29, 2026, 1:27 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Adenosine 2A Receptor Antagonism and AIH in ALS

NCT05377424
View directory record Official record
Conditions
ALS
Interventions
Consume 20mg of istradefylline, Low Oxygen therapy, Placebo counterpart to the istradefylline drug, SHAM counterpart to low oxygen therapy.
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Completed Phase 2 Interventional

Nitrous Oxide for the Treatment of Major Depressive Disorder

NCT03869736
View directory record Official record
Conditions
Depression, Major Depressive Disorder
Interventions
Nitrous Oxide, Placebo
Drug
Lead sponsor
Bayside Health
Government
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 15, 2024 · Synced Sep 29, 2026, 1:27 AM EDT
Active, not recruiting Not applicable Interventional

Air Filtration for COPD in VA Population of Veterans

NCT05913765
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Air cleaner
Device
Lead sponsor
Illinois Institute of Technology
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Sep 29, 2026, 1:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Therapeutic Omegas for Triglyceride Suppression

NCT04349475
View directory record Official record
Conditions
Pregnancy
Interventions
Intervention Omega 3 Supplementation, Placebo Soybean Oil
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
0 Years to 39 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
2
States / cities
Aurora, Colorado • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Not listed Phase 1Phase 2 Interventional

Effects of Positive Airway Pressure (PAP) in Children With Obstructive Sleep Apnea (OSA)

NCT01156649
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
PAP therapy, Sham PAP therapy
Device
Lead sponsor
University of Tennessee
Other
Eligibility
6 Years to 12 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Sep 29, 2026, 1:27 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Diagnostic Utility of Otosight Middle Ear Scope

NCT05641285
View directory record Official record
Conditions
Ear Infection, Middle Ear Infection, Otitis Media
Interventions
The OtoSight Middle Ear Scope
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
6 Months to 12 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 29, 2026, 1:27 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

IN Insulin in Type 1 Diabetes (T1D) Hypoglycemia Unawareness: Safety Only Phase

NCT04028960
View directory record Official record
Conditions
Type1diabetes
Interventions
Regular insulin (Humulin-R), intranasal route, SipNose intranasal device
Drug · Device
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Sep 29, 2026, 1:27 AM EDT
Active, not recruiting Phase 1 Interventional

Reduction in Splanchnic Capacitance Contributes to Sympathetically Dependent Hypertension in Autonomic

NCT02726711
View directory record Official record
Conditions
Multiple System Atrophy, Orthostatic Hypotension, Supine Hypertension
Interventions
Trimethaphan, Placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
40 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Treatment of Sleep Apnea in Patients With Cervical Spinal Cord Injury

NCT02922894
View directory record Official record
Conditions
Sleep Apnea, Spinal Cord Injury
Interventions
Acute episodic hypoxia, Supplemental oxygen, Trazodone, Placebo, Sham
Procedure · Drug
Lead sponsor
John D. Dingell VA Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 29, 2026, 1:27 AM EDT
Terminated Not applicable Interventional

To Evaluate the Efficacy of EEG-guided Magnetic Resonant Therapy in War Veterans With Posttraumatic Stress Disorder

NCT02824445
View directory record Official record
Conditions
Post-Traumatic Stress Disorders
Interventions
individualized Transcranial Magnetic Stimulation
Device
Lead sponsor
72nd Medical Group, Tinker Air Force Base
Federal
Eligibility
18 Years to 55 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 1, 2020 · Synced Sep 29, 2026, 1:27 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Obstructive Sleep Apnea and Glucose Metabolism

NCT03408613
View directory record Official record
Conditions
Sleep Apnea, Glucose Metabolism Disorders
Interventions
Positive Airway Pressure, Supplemental Oxygen, Sham
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
30 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 29, 2026, 1:27 AM EDT