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ClinicalTrials.gov public records Last synced Oct 1, 2026, 7:53 AM EDT

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Showing 25–48 of 50 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Supplemental Oxygen Clear all
Completed Phase 2 Interventional

A Phase II, Randomized, Double-blind, Placebo-controlled Study to Examine the Effects of DAS181 in Immunocompromised Subjects With Lower Respiratory Tract Parainfluenza Infection on Supplemental Oxygen

NCT01644877
View directory record Official record
Conditions
Parainfluenza
Interventions
DAS181 dry powder, formulation F02, Lactose Placebo
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
12 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
45
States / cities
Phoenix, Arizona • Duarte, California • Orange, California + 33 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 1, 2026, 7:53 AM EDT
Withdrawn Phase 1Phase 2 Interventional

A Feasibility Study of Supplemental Oxygen to Improve Pulmonary Hypertension in People With Intradialytic Hypoxemia

NCT06327373
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Oxygen, Room air
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
11
States / cities
Durham, North Carolina • Henderson, North Carolina • Roxboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 1, 2026, 7:53 AM EDT
Completed No phase listed Observational

Monitoring of Overdose Patients With and Without Supplemental Oxygen in the Emergency Department

NCT02101424
View directory record Official record
Conditions
Overdose
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 24, 2014 · Synced Oct 1, 2026, 7:53 AM EDT
Completed No phase listed Interventional Results available

Validation of Noninvasive Hemoglobin, Comparison of PVI to Standard Methods, and Validation of Clinical Efficacy of ORI

NCT02841397
View directory record Official record
Conditions
Surgery
Interventions
Masimo Pulse CO-Oximeter
Device
Lead sponsor
Masimo Corporation
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2021 · Synced Oct 1, 2026, 7:53 AM EDT
Completed No phase listed Observational

Follow-Up to the Usability Evaluation of a Portable Oxygen Concentrator

NCT04358848
View directory record Official record
Conditions
Supplemental Oxygen
Interventions
X-PLO2R
Device
Lead sponsor
Belluscura LLC
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Plano, Texas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2020 · Synced Oct 1, 2026, 7:53 AM EDT
Terminated Phase 2 Interventional Results available

Study of Intravenous Ampion in Adult COVID-19 Patients Requiring Supplemental Oxygen

NCT04839965
View directory record Official record
Conditions
COVID-19
Interventions
Ampion, Saline
Biological · Other
Lead sponsor
Ampio Pharmaceuticals. Inc.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Englewood, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced Oct 1, 2026, 7:53 AM 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 22, 2016 · Synced Oct 1, 2026, 7:53 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Safety and Efficacy Trial of Zavegepant* Intranasal for Hospitalized Patients With COVID-19 Requiring Supplemental Oxygen

NCT04346615
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Zavegepant (BHV-3500), Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Philadelphia, Pennsylvania • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Oct 1, 2026, 7:53 AM EDT
Not yet recruiting Not applicable Interventional

MOBoxy: MoblO2 to Maintain Oxygenation

NCT07222592
View directory record Official record
Conditions
COPD, Interstitial Lung Disease
Interventions
MoblO2 control
Device
Lead sponsor
National Jewish Health
Other
Eligibility
25 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Oct 1, 2026, 7:53 AM EDT
Completed Not applicable Interventional Results available

Bidirectional Oxygenation Valve in the Management of Pulmonary Complications of COVID-19

NCT04331366
View directory record Official record
Conditions
COVID-19
Interventions
GO2 PEEP MOUTHPIECE
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 1, 2026, 7:53 AM EDT
Terminated Not applicable Interventional

The Effect of Oxygen on Healing an Artery From the "Injury" of Surgery

NCT00863603
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
oxygen
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
3
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 25, 2012 · Synced Oct 1, 2026, 7:53 AM 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 20, 2019 · Synced Oct 1, 2026, 7:53 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impacts of a Combined Berry Extract Supplement on Vascular Function and Oxygen Utility Capacity in Young Adults

NCT04312022
View directory record Official record
Conditions
Healthy
Interventions
Berry extract, Placebo
Dietary Supplement · Other
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 35 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Oct 1, 2026, 7:53 AM EDT
Completed Not applicable Interventional Results available

Supplemental Oxygen Study

NCT02464917
View directory record Official record
Conditions
Cesarean Section, Supplemental Oxygen, Umbilical Cord Gases
Interventions
Device: simple facemask to administer supplemental oxygen
Device
Lead sponsor
MemorialCare Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2019 · Synced Oct 1, 2026, 7:53 AM 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 7, 2026 · Synced Oct 1, 2026, 7:53 AM EDT
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 5, 2026 · Synced Oct 1, 2026, 7:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Supplemental Oxygen in Pulmonary Fibrosis

NCT01961362
View directory record Official record
Conditions
Pulmonary Fibrosis
Interventions
Not listed
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years to 99 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 25, 2020 · Synced Oct 1, 2026, 7:53 AM 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 30, 2026 · Synced Oct 1, 2026, 7:53 AM 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 5, 2019 · Synced Oct 1, 2026, 7:53 AM EDT
Completed Phase 3 Interventional

Whole Brain Radiation Therapy With Oxygen, With or Without RSR13, in Women With Brain Metastases From Breast Cancer

NCT00083304
View directory record Official record
Conditions
Breast Cancer, Metastases
Interventions
Efaproxiral, Whole Brain Radiation Therapy (WBRT), Supplemental Oxygen
Drug · Radiation · Other
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older · Female only
Enrollment
368 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
39
States / cities
Phoenix, Arizona • Tucson, Arizona • Little Rock, Arkansas + 33 more
Source: ClinicalTrials.gov public record
Updated May 10, 2013 · Synced Oct 1, 2026, 7:53 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Supplemental Oxygen and the Risk of Surgical Site Infection

NCT00876005
View directory record Official record
Conditions
Surgical Site Infection
Interventions
Oxygen by mask
Other
Lead sponsor
Santa Clara Valley Health & Hospital System
Other
Eligibility
18 Years and older · Female only
Enrollment
1,202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
San Jose, California
Source: ClinicalTrials.gov public record
Updated Oct 13, 2016 · Synced Oct 1, 2026, 7:53 AM EDT
Recruiting Not applicable Interventional

MoblO2 to Maintain Oxygenation

NCT07704567
View directory record Official record
Conditions
COPD (Chronic Obstructive Pulmonary Disease), Intersitital Lung Disease
Interventions
MoblO2 controls O2 flow, MoblO2 does not control flow
Other
Lead sponsor
Minnesota HealthSolutions
Industry
Eligibility
25 Years to 95 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 1, 2026, 7:53 AM EDT
Recruiting Not applicable Interventional

Laryngoscopy for Neonatal and Infant Airway Management wIth Supplemental Oxygen at Different Flow Rates (OPTIMISE-2)

NCT05967507
View directory record Official record
Conditions
Airway Management
Interventions
Low-flow nasal supplemental oxygen with a conventional nasal cannula during tracheal intubation with the C-MAC video laryngoscope, High-flow nasal supplemental oxygen (Fisher & Paykel, Auckland, New Zealand) during tracheal intubation with the C-MAC video laryngoscope
Device
Lead sponsor
Thomas Riva
Other
Eligibility
Up to 52 Weeks
Enrollment
1,192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 1, 2026, 7:53 AM EDT