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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:59 PM EDT

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Showing 25–48 of 184 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Breathing Room Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetic and Pharmacodynamic Effects of Passive Cannabis Inhalation

NCT01798186
View directory record Official record
Conditions
Cannabis Toxicology
Interventions
Cannabis
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 3, 2017 · Synced Oct 5, 2026, 6:59 PM EDT
Active, not recruiting Not applicable Interventional

AIH-induced Walking Recovery After Subacute SCI

NCT02632422
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Daily acute intermittent hypoxia (dAIH), dSHAM, Walking
Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
2
States / cities
Atlanta, Georgia • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pathogenesis and Outcomes of Sleep Disordered Breathing in Chronic Obstructive Pulmonary Disease (COPD)

NCT01764165
View directory record Official record
Conditions
COPD
Interventions
Oxygen, High flow of room air
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2016 · Synced Oct 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Trial of a Limited Versus Traditional Oxygen Strategy During Resuscitation in Premature Newborns

NCT01697904
View directory record Official record
Conditions
Prematurity, Oxidative Stress
Interventions
Titration of oxygen during newborn resuscitation in delivery room
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Not listed
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 2, 2012 · Synced Oct 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Bikram Yoga on Arterial Stiffness and Endothelial Function in Middle-Aged Adults

NCT02488148
View directory record Official record
Conditions
Aging
Interventions
Hot yoga, Non-heated yoga
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years to 60 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 12, 2018 · Synced Oct 5, 2026, 6:59 PM EDT
Terminated Not applicable Interventional

Feasibility of Music Therapy for Spontaneous Breathing Trials

NCT05008328
View directory record Official record
Conditions
Spontaneous Breathing Trial, Intubation, Mechanical Ventilation, Music Therapy
Interventions
Music therapy plus standard care during an SBT, Standard care during an SBT
Other · Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 24, 2024 · Synced Oct 5, 2026, 6:59 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Chronic Lung Allograft Dysfunction MRI Study

NCT06406777
View directory record Official record
Conditions
Chronic Lung Allograft Dysfunction Lung MRI (CLAD)
Interventions
Spirometry, Contrast Lung Computed Tomography (CT) Scan, Oxygen enhanced magnetic resonance imaging (OE-MRI) Scan, 129Xe MRI scans
Diagnostic Test · Drug
Lead sponsor
Sean Fain
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional Results available

Mobile Coping Skills Training to Improve Cardiorespiratory Failure Survivors' Psychological Distress

NCT04329702
View directory record Official record
Conditions
Cardiorespiratory Failure
Interventions
Coping skills training mobile app with call from CST therapist, Coping skills training mobile app only
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 3, 2023 · Synced Oct 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Acute Intermittent Hypoxia to Improve Airway Protection in Chronic Traumatic Brain Injury

NCT06520358
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Acute Intermittent Hypoxia (AIH), Task specific Airway Protection Training, Sham AIH
Other · Behavioral
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Withdrawn Not applicable Interventional

Phonation Therapy to Improve Symptoms and Lung Physiology in Patients Referred for Pulmonary Rehabilitation

NCT05621967
View directory record Official record
Conditions
COVID-19
Interventions
Tonation Breathing Techniques, Music Driven Vocal Exercises, Silent Breathing
Behavioral
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 23, 2023 · Synced Oct 5, 2026, 6:59 PM EDT
Active, not recruiting Phase 2 Interventional

I-SPY COVID-19 TRIAL: An Adaptive Platform Trial for Critically Ill Patients

NCT04488081
View directory record Official record
Conditions
COVID-19
Interventions
Remdesivir, Imatinib Mesylate, Dexamethasone, Cenicriviroc, Icatibant, Apremilast, dornase alfa, Celecoxib, Famotidine, IC14, Aviptadil, narsoplimab, Cyproheptadine, Cyclosporine
Drug · Biological
Lead sponsor
QuantumLeap Healthcare Collaborative
Other
Eligibility
18 Years and older
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
36
States / cities
Birmingham, Alabama • Davis, California • Irvine, California + 30 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Prolonged Hypoxic Breathing in Healthy Volunteers: a Safety Study

NCT02860975
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Inhaled Nitrogen
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Inhaled Nitric Oxide and Neuroprotection in Premature Infants

NCT00515281
View directory record Official record
Conditions
Prematurity, Bronchopulmonary Dysplasia, Intraventricular Hemorrhage, Periventricular Leukomalacia
Interventions
inhaled nitric oxide, oxygen
Drug
Lead sponsor
University of Chicago
Other
Eligibility
2 Hours to 72 Hours
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Oct 5, 2026, 6:59 PM EDT
Not yet 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 + PAP therapy, Oxygen + 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 Jan 7, 2026 · Synced Oct 5, 2026, 6:59 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 5, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breathing Room Intervention to Achieve Better Lung Health in Older Adults

NCT05330780
View directory record Official record
Conditions
Breathing, Aging
Interventions
Breathing Room
Other
Lead sponsor
University of Wisconsin, Milwaukee
Other
Eligibility
45 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 1, 2023 · Synced Oct 5, 2026, 6:59 PM EDT
Active, not recruiting Not applicable Interventional

Researching Heat and Yoga for Mood Enhancement

NCT06094088
View directory record Official record
Conditions
Depression
Interventions
Heated Yoga, Non-Heated Yoga
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neural Correlates of Real World Spatial Navigation in Humans

NCT04874220
View directory record Official record
Conditions
Memory, Delayed
Interventions
Deep Brain Stimulation, Memory and spatial navigation tasks, Physiological Signals, Questionnaires and Assessments
Device · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 90 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 5, 2026, 6:59 PM EDT
Active, not recruiting 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
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 30, 2026 · Synced Oct 5, 2026, 6:59 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 5, 2026, 6:59 PM EDT
Recruiting Not applicable Interventional

Spasticity in SCI Following Acute Intermittent Hypoxia

NCT07583498
View directory record Official record
Conditions
Spinal Cord Injuries (SCI)
Interventions
Acute Intermittent Hypoxia (AIH)
Device
Lead sponsor
Zev Rymer
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 5, 2026, 6:59 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 5, 2026, 6:59 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Effect of Nitrous Oxide on Aggression.

NCT06118567
View directory record Official record
Conditions
Intermittent Explosive Disorder
Interventions
Nitrous oxide, Room Air
Drug
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 5, 2026, 6:59 PM 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 27, 2026 · Synced Oct 5, 2026, 6:59 PM EDT