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ClinicalTrials.gov public records Last synced Sep 21, 2026, 5:46 PM EDT

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Showing 1–24 of 38 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Inhaled Supplemental Oxygen Clear all
Completed Not applicable Interventional

Supplemental Perioperative Oxygen to Reduce Surgical Site Infection After High Energy Fracture Surgery

NCT01798810
View directory record Official record
Conditions
Post Operative Surgical Site Infection
Interventions
Supplemental Perioperative Oxygen
Procedure
Lead sponsor
Major Extremity Trauma Research Consortium
Other
Eligibility
18 Years to 80 Years
Enrollment
1,171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
2
States / cities
Phoenix, Arizona • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Results available

Inhaled Nitric Oxide (iNO) as an Adjunct to Neonatal Resuscitation

NCT01220687
View directory record Official record
Conditions
Respiratory Distress Syndrome in Premature Infants, Very Low Birth Weight Baby
Interventions
iNO, Nitrogen
Drug · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
1 Minute to 2 Minutes
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
2
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Sep 21, 2026, 5:46 PM EDT
Recruiting Early Phase 1 Interventional

Supplemental Oxygen in Pulmonary Embolism (SO-PE)

NCT05891886
View directory record Official record
Conditions
Pulmonary Embolism, Venous Thromboembolism, Metabolomics, Oxygen Inhalation Therapy
Interventions
Oxygen Therapy, Non-rebreather mask
Drug · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Results available

Estimating Apnea Phenotypes From Polysomnography: Oxygen

NCT01751971
View directory record Official record
Conditions
Sleep Apnea
Interventions
Inspired oxygen (40%), Sham
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
20 Years to 79 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 19, 2018 · Synced Sep 21, 2026, 5:46 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Central Sleep Apnea : Physiologic Mechanisms to Inform Treatment

NCT04118387
View directory record Official record
Conditions
Sleep Disordered Breathing, Able Bodied
Interventions
Acetazolamide + supplemental oxygen + PAP therapy, Zolpidem + PAP therapy, Buspirone + 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
2021 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Supplemental Oxygen on Maximal Oxygen Consumption in Patients With Chronic Obstructive Pulmonary Disease

NCT01294033
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Fractional inspired oxygen (FiO2) 0.21, Fractional inspired oxygen 0.28
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Sep 21, 2026, 5:46 PM EDT
Withdrawn Phase 2 Interventional

iNOPulse for COVID-19

NCT04398290
View directory record Official record
Conditions
COVID-19, Hypoxemia, Hypoxemic Respiratory Failure
Interventions
Inhaled nitric oxide (iNO), Nitrogen gas, Oxygen gas
Drug
Lead sponsor
Roger Alvarez
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Sep 21, 2026, 5:46 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Supplemental Oxygen and Oxygen Desaturations in Colonoscopies

NCT07515755
View directory record Official record
Conditions
Oxygen Desaturation, Apnea (Central and Obstructive), Airway Obstruction
Interventions
Breath-synchronized oxygen, CPAP, Control
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
South Jordan, Utah
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 21, 2026, 5:46 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 4, 2016 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Controlled Clinical Trial of Supplemental Oxygen for the Prevention of Post-Cesarean Infectious Morbidity

NCT00603603
View directory record Official record
Conditions
Infection; Cesarean Section, Surgical Wound Infection, Endometritis
Interventions
80% inhaled oxygen via non-rebreather mask, 30% inhaled oxygen via nasal cannula
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
12 Years to 50 Years · Female only
Enrollment
606 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 21, 2016 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

TD-0903 Pharmacokinetics Study in Healthy Participants With Supplemental Oxygenation

NCT05091723
View directory record Official record
Conditions
Acute Lung Injury (ALI) Due to Coronavirus Disease-2019 (COVID-19)
Interventions
Nezulcitinib (TD-0903) Dose A, Nezulcitinib (TD-0903) Dose B
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Dec 9, 2021 · Synced Sep 21, 2026, 5:46 PM EDT
Completed No phase listed Observational

Prematurity-Related Ventilatory Control

NCT03464396
View directory record Official record
Conditions
Respiratory Control in Premature Infants
Interventions
Bedside Physiology study, Carotid Body Function Test, Room Air Challenge, Hypoxia Challenge Test, Effects of Nasal Cannula Flow, Magnetic Resonance Imaging, Echocardiogram, Blood Sample
Other · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Day to 28 Days
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 30, 2023 · Synced Sep 21, 2026, 5:46 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 18, 2016 · Synced Sep 21, 2026, 5:46 PM EDT
Terminated Not applicable Interventional Results available

High Flow Nasal Cannula Versus Bubble Nasal CPAP for the Treatment of Transient Tachypnea of the Newborn in Infants ≥ 35 Weeks Gestation

NCT01270581
View directory record Official record
Conditions
Transient Tachypnea of the Newborn
Interventions
High Flow Nasal Cannula, Bubble Nasal CPAP
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
Up to 24 Hours
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Phase 2 Interventional

Combined Upper-airway and Breathing Control Therapies for Obstructive Sleep Apnea

NCT03189173
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Oral appliance, Oxygen, Oral appliance plus oxygen, No treatment
Device · Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 79 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Inspired Helium for Ischemic Protection During Knee Replacement Surgery

NCT02012361
View directory record Official record
Conditions
Ischemia
Interventions
Control Group, Single-Dose Heliox Group, Muscle Biopsy
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Sep 21, 2026, 5:46 PM EDT
Terminated Phase 4 Interventional Results available

Post Anesthesia Emergence and Behavioral Changes in Children Undergoing MRI

NCT02111447
View directory record Official record
Conditions
Delirium on Emergence
Interventions
Propofol, Sevoflurane, Isoflurane
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
2 Years to 12 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Sep 21, 2026, 5:46 PM EDT
Recruiting Phase 2 Interventional

Structured Personalized Oxygen and Supportive Therapies for Dyspnea in Oncology

NCT06336642
View directory record Official record
Conditions
Dyspnea
Interventions
SPOT-ON Early Start, SPOT-ON Delayed Start
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Results available

In-home Evaluation of a Noninvasive Open Ventilation System in Patients With Severe Respiratory Insufficiency

NCT01347931
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Airflow Obstruction, Chronic, Chronic Obstructive Airway Disease, Chronic Obstructive Lung Disease
Interventions
NIOV System, Standard Oxygen Cannula
Device
Lead sponsor
Breathe Technologies, Inc.
Industry
Eligibility
21 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 10, 2016 · Synced Sep 21, 2026, 5:46 PM EDT
Recruiting Not applicable Interventional

Non-invasive Ventilation in Reducing the Need for Intubation in Patients With Cancer and Respiratory Failure

NCT02464696
View directory record Official record
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Methylprednisolone, Oxygen Therapy, Positive Air Pressure Device
Drug · Procedure · Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 21, 2026, 5:46 PM EDT
Active, not recruiting Not applicable Interventional

On-Demand Oxygen Delivery System Study

NCT02962570
View directory record Official record
Conditions
Oxygen Delivery, Patient Monitoring
Interventions
On Demand Oxygen Delivery, Traditional, Always-On, Oxygen Delivery, Oxygen Flow Stopped
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Results available

A Randomized, Controlled Trial of Inspiratory Muscle Training (IMT)in the ICU and CCU

NCT02003053
View directory record Official record
Conditions
Critically Ill, Respiratory Failure
Interventions
Inspiratory Muscle Trainer
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 90 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Not applicable Interventional Results available

Supplemental Oxygen in Colorectal Surgery: A Quality Improvement Project

NCT01777568
View directory record Official record
Conditions
30% Oxygen Concentration During Colorectal Surgery, 80% Oxygen Concentration During Colorectal Surgery
Interventions
30% oxygen, 80% oxygen
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
5,749 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Sep 21, 2026, 5:46 PM EDT
Completed Phase 3 Interventional Results available

Comparison of Inhaled Nitric Oxide and Oxygen in Participants Reactivity During Acute Pulmonary Vasodilator Testing

NCT00626028
View directory record Official record
Conditions
Idiopathic Pulmonary Arterial Hypertension, Cardiomyopathy
Interventions
Nitric Oxide for inhalation, Oxygen, Nitric Oxide plus Oxygen
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
4 Weeks to 18 Years
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
8
States / cities
Stanford, California • Denver, Colorado • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2019 · Synced Sep 21, 2026, 5:46 PM EDT