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ClinicalTrials.gov public records Last synced Oct 17, 2026, 2:50 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 243 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Inhaled Medical air Clear all
Not listed Phase 1 Interventional Accepts healthy volunteers

Hyperbaric Oxygen, Neutrophil-oxidative Burst, and Cytokines

NCT02563678
View directory record Official record
Conditions
Infection
Interventions
Hyperbaric Oxygen, Hyperbaric Air/Oxygen, Normobaric oxygen
Drug · Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
2
States / cities
Murray, Utah • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 4, 2022 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Blood Brain Flow and Exercise

NCT02653638
View directory record Official record
Conditions
Cerebrovascular Circulation
Interventions
Control, Indomethacin
Other · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Oct 17, 2026, 2:50 PM EDT
Recruiting Not applicable Interventional

Hypoxia Pathways for Early Recovery After Spinal Cord Injury

NCT07002437
View directory record Official record
Conditions
Spinal Cord Injuries (SCI)
Interventions
Augmented Acute Intermittent Hypoxia (aAIH), Acute Intermittent Hypercapnic-Hypoxia (AIHH), Sham AIH
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Oct 17, 2026, 2:50 PM EDT
Recruiting Not applicable Interventional

The Effects of Successful OSA Treatment on Memory and AD Biomarkers in Older Adults Study

NCT05988385
View directory record Official record
Conditions
Obstructive Sleep Apnea, Cognitive Decline
Interventions
Positive airway pressure, Oral appliance therapy, Positional therapy
Device
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
55 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Tucson, Arizona • New York, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Recruiting Not applicable Interventional

Hyperbaric Oxygen Therapy in Acute Ischemic Stroke Ischemic Stroke Recovery (Pro00061930)

NCT06148285
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
Hyperbaric Oxygen Therapy
Device
Lead sponsor
LCMC Health
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Decompression Tables for Diving at Altitude

NCT03390335
View directory record Official record
Conditions
Decompression Sickness, Acute Mountain Sickness
Interventions
Pressure, Breathing Gas
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 40 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 14, 2021 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury

NCT02323698
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Caffeine, AIH, Placebo, SHAM
Drug · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 13, 2023 · Synced Oct 17, 2026, 2:50 PM EDT
Completed No phase listed Interventional Results available

Validation of ApneaLink Air Home Sleep Testing in the Diagnosis of Obstructive Sleep Apnea in Adolescent Children

NCT03748771
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
ApneaLink Air
Device
Lead sponsor
ResMed
Industry
Eligibility
12 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nasal Physiologic Reactivity of Nonallergic Rhinitics to Cold Air Provocation

NCT00415493
View directory record Official record
Conditions
Vasomotor Rhinitis
Interventions
Cold-dry air provocation, Warm-moist air provocation
Other
Lead sponsor
Associated Scientists to Help Minimize Allergies
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 6, 2017 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Phase 3 Interventional Results available

Study of Fluticasone Propionate MDPI Compared With Fluticasone/Salmeterol MDPI in Adolescent and Adult Patients With Persistent Asthma

NCT02139644
View directory record Official record
Conditions
Asthma
Interventions
FS MDPI, Fp MDPI, Placebo MDPI, albuterol/salbutamol, Beclomethasone dipropionate
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
12 Years and older
Enrollment
787 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
76
States / cities
Birmingham, Alabama • Glendale, Arizona • Cypress, California + 64 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2021 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Not applicable Interventional

Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing

NCT02514798
View directory record Official record
Conditions
COPD
Interventions
Esophageal and gastric balloons, Respiratory Inductance Plethysmography (RIP) system, Sentec transcutaneous monitoring system, High-flow humidified nasal oxygen delivery system, CPAP (Positive Control)
Other · Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Phase 2 Interventional Results available

High Flow Oxygen and Bilevel Airway Pressure for Persistent Dyspnea in Patients With Advanced Cancer

NCT00934128
View directory record Official record
Conditions
Advanced Cancers
Interventions
Vapotherm, BIPAP
Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 2, 2016 · Synced Oct 17, 2026, 2:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Graded Exercise Hypoxia Testing

NCT06901284
View directory record Official record
Conditions
Hypoxia
Interventions
Graded Exercise Test, Graded Hypoxia Exercise Test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Cerebral Blood Flow and Childhood Obstructive Sleep Apnea

NCT02995837
View directory record Official record
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
Sleep Study, Neurocognitive Testing, CBF During Wakefulness, CBF During Sleep
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years to 12 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of High-Intensity Interval Training (HIT) While in a Hyperoxic-Hyperbaric Environment on Exercise Performance

NCT02941939
View directory record Official record
Conditions
Exercise Performance
Interventions
Hyperbaric chamber, Ambient pressure
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated May 22, 2018 · Synced Oct 17, 2026, 2:50 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Central Apnea in Heart Failure: Physiological Mechanisms to Inform Treatment

NCT07210606
View directory record Official record
Conditions
Sleep Disordered Breathing, Able Bodied
Interventions
Trazodone + positive airway pressure (PAP) therapy, Oxygen + positive airway pressure (PAP) therapy
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effectiveness of Chest Compressions Under Mild Hypoxia

NCT04072484
View directory record Official record
Conditions
Cardiac Arrest, Hypoxia
Interventions
Mild hypoxia
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Phase 2 Interventional

Study in Subjects With PAH and PH Secondary to IPF Using Inhaled GeNOsyl.

NCT01265888
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Idiopathic Pulmonary Fibrosis
Interventions
Inhaled Nitric Oxide
Drug
Lead sponsor
Geno LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2016 · Synced Oct 17, 2026, 2:50 PM EDT
Recruiting Phase 3 Interventional

Nitric Oxide for Reduced Intensive Support in Cardiac Surgery With Cardiopulmonary Bypass

NCT06702553
View directory record Official record
Conditions
Nitric Oxide, Cardiac Surgery, Cardiopulmonary Bypass, Adult Patients Undergoing Cardiovascular Surgery With Cardiopulmonary Bypass
Interventions
Nitric Oxide Gas, Standard Care Arm
Drug
Lead sponsor
Xijing Hospital
Other
Eligibility
18 Years and older
Enrollment
3,650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cough Reflex Sensitivity and Bronchial Hyper-responsiveness

NCT01777867
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Chronic Cough, Broncho-hyperreactivity
Interventions
Cough Reflex Sensitivity, Methacholine Challenge
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2017 · Synced Oct 17, 2026, 2:50 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Quantifying Oxygen Utilization of Tumors Using Oxygen-Enhanced Molecular MRI

NCT04460495
View directory record Official record
Conditions
Malignant Brain Neoplasm
Interventions
Arterial Spin Labeling Magnetic Resonance Imaging, pH-Weighted amine CEST, Oxygen-weighted SAGE-EPI
Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Not applicable Interventional

Effects of Breathwork and Meditation on Addiction Recovery

NCT07510256
View directory record Official record
Conditions
Addiction, Addiction Disorders
Interventions
SKY Breathing Program
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Sanborn, New York
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

NASA Prebreathe Study

NCT06740305
View directory record Official record
Conditions
Decompression Sickness
Interventions
Altitude, 100% Oxygen
Other · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 17, 2026, 2:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Preventing Relapse Following Involuntary Smoking Abstinence

NCT01374724
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Tobacco Use Ban, Tailored Pamphlet, Informational Pamphlet, Relapse Prevention Intervention
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
23,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
2
States / cities
Memphis, Tennessee • Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Oct 17, 2026, 2:50 PM EDT