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ClinicalTrials.gov public records Last synced Oct 3, 2026, 7:03 PM EDT

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Showing 73–96 of 110 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: High-Flow Nasal Cannula Clear all
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 3, 2026, 7:03 PM EDT
Terminated No phase listed Observational

Treatment of Dyspnea in Do-not-intubate Patients

NCT02114944
View directory record Official record
Conditions
Acute Respiratory Failure, Acute on Chronic Respiratory Failure, Dyspnea
Interventions
NIV, CPAP, Standard oxygen, HFNC
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional

CPAP Or Nasal Cannula Oxygen for Preterm Infants: A Randomized Controlled Trial

NCT04792099
View directory record Official record
Conditions
Infant, Newborn, Disease, Hypoxia, Respiratory Distress Syndrome, Bronchopulmonary Dysplasia
Interventions
Continuous positive airway pressure, Nasal Cannula
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 26, 2024 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Phase 2 Interventional Results available

High-Flow Oxygen for Dyspnea in Hospitalized Cancer Patients

NCT02932332
View directory record Official record
Conditions
Cancer
Interventions
High-flow Oxygen, Low-flow Oxygen, High-flow Air, Low-flow Air
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 21, 2023 · Synced Oct 3, 2026, 7:03 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 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of High Flow Nasal Cannula During Sedation of Morbidly Obese Patients in the Endoscopy Suite

NCT02859597
View directory record Official record
Conditions
Morbid Obesity, Noninvasive Ventilation, Deep Sedation
Interventions
High flow nasal cannula, Nasal Cannula
Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Oct 3, 2026, 7:03 PM EDT
Terminated Not applicable Interventional

PAL to Improve Oral Feeding for Infants With Chronic Lung Disease

NCT05446389
View directory record Official record
Conditions
Chronic Lung Disease of Prematurity, Respiratory Distress Syndrome in Premature Infant, Bronchopulmonary Dysplasia, Preterm Birth
Interventions
Pacifier Activated Lullaby ®
Device
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
1 Day to 33 Weeks
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Results available

HFNC Flow Titration and Effort of Breathing in the PICU

NCT02793674
View directory record Official record
Conditions
High Flow Nasal Cannula
Interventions
Fisher & Paykel high flow nasal cannula, Vapotherm high flow nasal cannula
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
Up to 3 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Oct 3, 2026, 7:03 PM EDT
Not listed Not applicable Interventional

ROX Index for the Timing of Intubation in Nasal High Flow

NCT04707729
View directory record Official record
Conditions
Acute Hypoxemic Respiratory Failure
Interventions
ROX index algorithm
Diagnostic Test
Lead sponsor
Hospital Universitari Vall d'Hebron Research Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 15, 2024 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Results available

Impact of Prophylactic High Flow Nasal Oxygen in Post-Operative Thoracic Surgical Patients

NCT03024112
View directory record Official record
Conditions
Post-operative Pulmonary Complications
Interventions
Heated humified high-flow nasal cannula Oxygen, Standard oxygen therapy
Device · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional

Comparison of Humidified High Flow Nasal Cannula to Nasal CPAP in Neonates

NCT00609882
View directory record Official record
Conditions
Respiratory Insufficiency
Interventions
Nasal CPAP, Humidified High Flow Nasal Cannula (HHFNC)
Other
Lead sponsor
University of Utah
Other
Eligibility
Up to 8 Weeks
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
8
States / cities
Philadelphia, Pennsylvania • Lackland Air Force Base, Texas • Ogden, Utah + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2013 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Results available

Sleep and Daytime Use of Humidified Nasal High-flow Oxygen in COPD Outpatients

NCT03221387
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Hypercapnia, Hypoxia
Interventions
Humidified nasal high flow with oxygen
Device
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Oct 3, 2026, 7:03 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 Sep 24, 2026 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Phase 3 Interventional

Humidified High Flow Nasal Cannula as Compared to Nasal Continuous Positive Airway Pressure

NCT00356668
View directory record Official record
Conditions
Respiratory Distress Syndrome, Cronic Lung Disease
Interventions
High Flow Nasal Cannula
Device
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
72 Hours and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 14, 2015 · Synced Oct 3, 2026, 7:03 PM EDT
Withdrawn Not applicable Interventional

COVIDNOCHE Trial (HFNO Versus CPAP Helmet) in COVID-19 Pneumonia

NCT04381923
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2, Hypoxemic Respiratory Failure, Pneumonia, Viral, COVID
Interventions
Helmet Continuous Positive Airway Pressure (CPAP), High Flow Nasal Oxygen (HFNO)
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Oct 3, 2026, 7:03 PM EDT
Recruiting Not applicable Interventional

Postextubation Use of Noninvasive Respiratory Support in Severely Obese Patients

NCT05918575
View directory record Official record
Conditions
Obesity, Morbid, Extubation Failure
Interventions
Noninvasive ventilation alternating with high flow nasal cannula, High flow nasal cannula
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
4
States / cities
Chicago, Illinois • Winfield, Illinois • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 3, 2026, 7:03 PM EDT
Completed No phase listed Observational

Cognitive Assessment in COVID-19 Positive Patients Using the DANA App

NCT05143333
View directory record Official record
Conditions
COVID-19
Interventions
DANA app
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional

Reducing Reintubation Risk in High-Risk Cardiac Surgery Patients With High-Flow Nasal Cannula

NCT04782817
View directory record Official record
Conditions
Intubation, Cardiovascular Surgical Procedure
Interventions
Recommendation for high flow nasal cannula oxygen therapy order set, Provider choice standard care order set
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
3,568 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Results available

Comparison of High Flow Nasal Cannula Therapy to Nasal Oxygen as a Treatment for Obstructive Sleep Apnea in Infants

NCT02858154
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
HFNC, Low flow oxygen by nasal cannula
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day to 12 Months
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
2
States / cities
Kansas City, Kansas • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Oct 3, 2026, 7:03 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety, Tolerability, and Efficacy of Anti-Spike (S) SARS-CoV-2 Monoclonal Antibodies for Hospitalized Adult Patients With COVID-19

NCT04426695
View directory record Official record
Conditions
COVID-19
Interventions
REGN10933+REGN10987 combination therapy, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2,252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
96
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 70 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2023 · Synced Oct 3, 2026, 7:03 PM EDT
Withdrawn Not applicable Interventional

Comparison of High-flow Oxygen With or Without Nasal Positive Airway Pressure (PAP) During Propofol Sedation for Colonoscopy in an Ambulatory Surgical Center

NCT05754255
View directory record Official record
Conditions
Colonoscopy, Positive-Pressure Respiration
Interventions
Nasal Cannula, Nasal Positive Airway Pressure System
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 3, 2026, 7:03 PM 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 3, 2026, 7:03 PM EDT
Completed Not applicable Interventional Results available

High-Flow Nasal Cannula and Desaturation Episodes in the Morbidly Obese Patients

NCT03148262
View directory record Official record
Conditions
Desaturation of Blood, Obesity, Colonoscopy, Sleep Apnea, High Flow Nasal Cannula
Interventions
The Comfort Flo system, The Salter nasal cannula
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Oct 3, 2026, 7:03 PM EDT
Withdrawn Not applicable Interventional

High Flow Therapy (HFT) to Treat Respiratory Insufficiency in Chronic Obstructive Pulmonary Disease (COPD)

NCT00990119
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Respiratory Insufficiency
Interventions
Vapotherm High Flow Therapy, Non-invasive positive pressure ventilation
Device
Lead sponsor
Vapotherm, Inc.
Industry
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 3, 2026, 7:03 PM EDT