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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Oxygen administration Clear all
Terminated Not applicable Interventional Results available

Ventilation With High Oxygen Content and Postoperative Pneumocephalus

NCT02722928
View directory record Official record
Conditions
Pneumocephalus
Interventions
Controlled Ventilation with 100% oxygen
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 3, 2019 · Synced Sep 24, 2026, 4:05 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Oral Nicotine Pouches Versus Nicotine Replacement Therapy to Reduce Cigarette Use for Smokers in Rural Appalachia

NCT06763536
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Carbon Monoxide Measurement, Nicotine Lozenge, Oral Nicotine Pouch, Nicotine Patch, Survey Administration, Check-in Phone Calls
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Carbon Monoxide Breathing on Blood Vessel Function

NCT03067701
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Carbon Monoxide
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 39 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2019 · Synced Sep 24, 2026, 4:05 PM EDT
Withdrawn Phase 2 Interventional

Effects of Prolonged Delivery of Nitric Oxide Gas on Plasma Reduction-Oxidation Reactions in Cardiac Surgical Patients

NCT04022161
View directory record Official record
Conditions
Cardiovascular Diseases, Oxidative Stress, Endothelial Dysfunction
Interventions
Nitrogen Gas for Inhalation, Blood withdrawal, Nitric Oxide
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Heat on Blood and Oxygen Flow Readings Part 2

NCT01992939
View directory record Official record
Conditions
Healthy, Peripheral Vascular Disease, Vasoconstriction
Interventions
Specialized pulse oximetry probe with external heat pack, Standard of Care Pulse Oximetry Probe
Other
Lead sponsor
VA Pittsburgh Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 1, 2016 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional

Simulated-altitude to Optimize Aerobic Exercise Among Breast Cancer Survivors With Limited Mobility

NCT03029182
View directory record Official record
Conditions
Obesity, Breast Cancer
Interventions
Walking+simulated-altitude, Walking (control)
Other · Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 13, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Active, not recruiting No phase listed Observational

A Central Preservation and Assessment Service to Optimize Donor Kidney Allocation

NCT06263023
View directory record Official record
Conditions
Organ Preservation
Interventions
Sub-Normothermic Machine Preservation and Assessment
Other
Lead sponsor
34 Lives, PBC
Industry
Eligibility
16 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
8
States / cities
Chicago, Illinois • Indianapolis, Indiana • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Potato Ingestion and Time-trial Performance

NCT03294642
View directory record Official record
Conditions
Exercise Performance
Interventions
Potatoes, Carbohydrate Gel, Water
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Metabolic Testing Data and Education on Attitudes and Beliefs Related to Carbohydrate Intake in Adolescent Female Athletes

NCT06837376
View directory record Official record
Conditions
Nutritional Deficiency
Interventions
Education, Metabolic Testing (Exercise) with shared interpreted results
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
13 Years to 19 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Bradenton, Florida
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 24, 2026, 4:05 PM EDT
Completed No phase listed Observational

NIRS Predict Low Cardiac Output State in Neonates and Infants in Cardiac Surgery

NCT01849120
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
EQUANOX Advance 8004CB sensor
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
Up to 3 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Interaction of Social Factors With Air Pollution

NCT02206750
View directory record Official record
Conditions
Exposure to Environmental Pollution, Non-occupational
Interventions
Clean Air, Ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 33 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2 Interventional Results available

Calcium Aluminosilicate Anti-Diarrheal in Treating and Preventing Diarrhea in Patients With Metastatic Colorectal Cancer Receiving Irinotecan

NCT00748215
View directory record Official record
Conditions
Chemotherapeutic Agent Toxicity, Colorectal Cancer, Diarrhea
Interventions
calcium aluminosilicate anti-diarrheal, placebo
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
2
States / cities
Portland, Oregon • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 1, 2020 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional

A Noninvasive Multimodal Biosensing Device for Screening and Monitoring Response to Treatment of Infectious Respiratory Diseases

NCT05035420
View directory record Official record
Conditions
COVID-19, Upper Respiratory Infection, Lower Respiratory Infection
Interventions
Fitbit, Douglas Bag, Periflux 6000 EPOS, BIOPAC, Flowmet, NIRS
Device
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 78 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Withdrawn Phase 4 Interventional

Oxygen Therapy for Retinal Ischemia

NCT03730779
View directory record Official record
Conditions
Retinal Ischemia
Interventions
Hyperoxia
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 8, 2020 · Synced Sep 24, 2026, 4:05 PM EDT
Enrolling by invitation Not applicable Interventional

Arm and Leg Cycling for Accelerated SCI Recovery

NCT06873776
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
A&L cycling, Body weight supported treadmill training (BWSTT)
Device
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Completed No phase listed Observational

Non-Invasive Detection of Tissue Oxygen Deprivation in Premature Infants With Patent Ductus Arteriosus.

NCT03277768
View directory record Official record
Conditions
Premature Infant, Patent Ductus Arteriosus, Hemodynamic Instability
Interventions
Resonance Raman Spectroscopy (RRS)
Device
Lead sponsor
University of Florida
Other
Eligibility
Not listed
Enrollment
55 participants
Timeline
2015 – 2018
U.S. locations
2
States / cities
Gainesville, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional

Dexmedetomidine on Intraoperative Somatosensory and Motor Evoked Potential Monitoring During Neurosurgery in Pediatric Patients

NCT01512147
View directory record Official record
Conditions
Tethered Spinal Cord, Brain Tumor, Cranio Cervical Compression
Interventions
Isoflurane, Propofol, Dexmedetomidine
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
2 Years to 12 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional

Effects of Nasal High-flow Oxygen in Patients With an Exacerbation of Chronic Obstructive Pulmonary Disease (COPD)

NCT03214458
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Nasal high flow
Device
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 18, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Terminated Phase 3 Interventional

Inhaled Nitric Oxide in Prevention/Treatment of Ischemia-Reperfusion Lung Injury Related to Lung Transplantation

NCT00060450
View directory record Official record
Conditions
Ischemia-Reperfusion Injury
Interventions
nitric oxide for inhalation, Placebo
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 8, 2016 · Synced Sep 24, 2026, 4:05 PM EDT
Terminated Phase 3 Interventional

Inhaled Nitric Oxide Study for Respiratory Failure in Newborns

NCT00005776
View directory record Official record
Conditions
Infant, Newborn, Hypertension, Pulmonary, Persistent Fetal Circulation Syndrome, Pneumonia, Aspiration, Respiratory Distress Syndrome, Newborn, Respiratory Insufficiency
Interventions
Inhaled nitric oxide, Placebo
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 14 Days
Enrollment
235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 1998
U.S. locations
11
States / cities
Palo Alto, California • New Haven, Connecticut • Washington D.C., District of Columbia + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Resistance Exercise and Low-Intensity Physical Activity Breaks in Sedentary Time to Improve Muscle and Cardiometabolic Health

NCT03771417
View directory record Official record
Conditions
Aging, Sarcopenia, Disability Physical, Cardiovascular Diseases, Insulin Resistance, Diabetes Mellitus
Interventions
Exercise Intervention
Behavioral
Lead sponsor
Louisiana State University and A&M College
Other
Eligibility
65 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
2
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Validation of Next Generation Cerebral and Tissue Oximeter

NCT03128372
View directory record Official record
Conditions
Oxygen Deficiency
Interventions
Desaturation
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 46 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 8, 2018 · Synced Sep 24, 2026, 4:05 PM EDT
Completed Phase 2 Interventional Results available

Vitamin C Infusion for Treatment in Sepsis Induced Acute Lung Injury

NCT02106975
View directory record Official record
Conditions
Acute Lung Injury, Sepsis
Interventions
Ascorbic Acid, Placebo: 5% Dextrose in water
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
5
States / cities
Atlanta, Georgia • Lexington, Kentucky • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2019 · Synced Sep 24, 2026, 4:05 PM EDT
Recruiting Phase 3 Interventional

Fontan Udenafil Exercise Longitudinal Assessment Trial - 2

NCT05918211
View directory record Official record
Conditions
Single Ventricle Heart Disease
Interventions
Udenafil, Placebo
Drug
Lead sponsor
Mezzion Pharma Co. Ltd
Industry
Eligibility
12 Years to 18 Years
Enrollment
436 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
37
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Sep 24, 2026, 4:05 PM EDT