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ClinicalTrials.gov public records Last synced Oct 3, 2026, 1:19 PM EDT

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Showing 25–48 of 91 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: nitric oxide for inhalation Clear all
Terminated Not applicable Interventional

Inhaled NO for the Treatment of COVID-19 Caused by SARS-CoV-2 (US Trial)

NCT04397692
View directory record Official record
Conditions
Corona Virus Infection, COVID-19, SARS-CoV 2, Nitric Oxide, Respiratory Disease, Pneumonia, Viral, Inhaled Nitric Oxide
Interventions
Nitric Oxide delivered via LungFit™ system
Device
Lead sponsor
Beyond Air Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 16, 2022 · Synced Oct 3, 2026, 1:19 PM EDT
Active, not recruiting Not applicable Interventional

Early Feasibility Study Evaluating the 3P-100 Device in Subjects With PH-ILD

NCT05867914
View directory record Official record
Conditions
Hypertension, Pulmonary, Lung Diseases, Interstitial
Interventions
Inhaled Nitric Oxide (iNO)
Device
Lead sponsor
Third Pole Therapeutics, Inc.
Industry
Eligibility
22 Years to 84 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Tampa, Florida • Cincinnati, Ohio • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 2 Interventional Results available

Pilot Study About the Harmful Effects of Blood Storage on Overweight People and the Role of iNO in This Setting

NCT01529502
View directory record Official record
Conditions
Blood Transfusion, Endothelial Physiopathology, Nitric Oxide, Pulmonary Hypertension
Interventions
Red blood Cells auto-transfusion, Inhaled Nitric Oxide (iNO) administration
Procedure · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 22, 2017 · Synced Oct 3, 2026, 1:19 PM EDT
Completed No phase listed Observational

Nasal Nitric Oxide Levels in Eosinophilic Esophagitis (EoE)

NCT01929824
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Oral Nitric Oxide testing
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 30, 2019 · Synced Oct 3, 2026, 1:19 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 2, 2025 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 2 Interventional Results available

Nitric Oxide Gas Inhalation in Severe Acute Respiratory Syndrome in COVID-19

NCT04306393
View directory record Official record
Conditions
SARS (Severe Acute Respiratory Syndrome), Coronavirus
Interventions
Nitric Oxide Gas
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
4
States / cities
Birmingham, Alabama • Shreveport, Louisiana • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 1Phase 2 Interventional

Inhaled Nitric Oxide in Neonates With Elevated A-a DO2 Gradients Not Requiring Mechanical Ventilation

NCT00041548
View directory record Official record
Conditions
Lung Disease, Hypoxemia, Respiratory Acidosis
Interventions
nitric oxide for inhalation, Oxygen
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
Up to 120 Hours
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 19, 2016 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 3 Interventional Results available

Randomized Trial of Inhaled Nitric Oxide to Augment Tissue Perfusion in Sepsis

NCT00608322
View directory record Official record
Conditions
Sepsis
Interventions
Inhaled nitric oxide, Sham inhaled nitric oxide
Drug · Other
Lead sponsor
National Institute of General Medical Sciences (NIGMS)
NIH
Eligibility
14 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 11, 2013 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 2 Interventional

Nitric Oxide Inhalation Therapy for COVID-19 Infections in the ED

NCT04338828
View directory record Official record
Conditions
COVID19
Interventions
Nitric Oxide Gas, Inhaled Supplemental Oxygen
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2022 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 3 Interventional

Early Inhaled Nitric Oxide for Respiratory Failure in Newborns

NCT00005773
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, Standard iNO therapy
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 14 Days
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2003
U.S. locations
18
States / cities
Birmingham, Alabama • Phoenix, Arizona • Palo Alto, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2017 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 2 Interventional

Inhaled Nitric Oxide/INOpulse DS for Pulmonary Arterial Hypertension (PAH)

NCT01457781
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Pulmonary Hypertension
Interventions
Inhaled Nitric Oxide 0.025 mg/kg IBW/hr delivered via INOpulse DS Device, Placebo delivered via INOpulse DS Device, Inhaled nitric oxide 0.075 mg/kg IBW/hr delivered via INOpulse DS Device
Combination Product
Lead sponsor
Bellerophon Pulse Technologies
Industry
Eligibility
16 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
47
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fountain Valley, California + 38 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2023 · Synced Oct 3, 2026, 1:19 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Methemoglobin Concentration in High Dose Inhaled Nitric Oxide

NCT05612074
View directory record Official record
Conditions
Healthy Subjects
Interventions
Inhaled Nitric Oxide
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 2 Interventional

The Effects of Nitric Oxide for Inhalation in Right Ventricular Infarction Patients

NCT00782652
View directory record Official record
Conditions
Right Ventricular Infarction
Interventions
inhaled nitric oxide, nitrogen gas
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
2
States / cities
Boston, Massachusetts • Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 9, 2016 · Synced Oct 3, 2026, 1:19 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude

NCT07216755
View directory record Official record
Conditions
Healthy Adults, Mechanical Ventilation Dependence, Hypoxia, Exercise Training, Exercise Intolerance, Dietary Supplement, Nitrate Supplementation, Inspiratory Muscle Training
Interventions
Respiratory Muscle Training (RMT), Sham Respiratory Muscle Training, Dietary Supplement: Beetroot Juice Concentrate, placebo beverage
Device · Dietary Supplement
Lead sponsor
Embry-Riddle Aeronautical University
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Daytona Beach, Florida
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 3 Interventional Results available

Effect of Nitric Oxide in Cardiac Surgery Patients With Endothelial Dysfunction.

NCT02836899
View directory record Official record
Conditions
Acute Kidney Injury
Interventions
Nitric Oxide, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 3, 2026, 1:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, and PK Parameters of Sodium Nitrite Inhalation Solution in Healthy Subjects

NCT01409122
View directory record Official record
Conditions
Pulmonary Hypertension, Pulmonary Arterial Hypertension
Interventions
15 mg sodium nitrite inhalation solution, 90 mg sodium nitrite inhalation solution, 45 mg sodium nitrite inhalation solution, 120 mg sodium nitrite inhalation solution, 25% MTD sodium nitrite inhalation solution
Drug
Lead sponsor
Aires Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 56 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 9, 2012 · Synced Oct 3, 2026, 1:19 PM EDT
Recruiting Phase 3 Interventional

Nitric Oxide for Reduced Intensive Support in Cardiac Surgery With Cardiopulmonary Bypass

NCT06702553
View directory record Official record
Conditions
Nitric Oxide, Cardiac Surgery, Cardiopulmonary Bypass, Adult Patients Undergoing Cardiovascular Surgery With Cardiopulmonary Bypass
Interventions
Nitric Oxide Gas, Standard Care Arm
Drug
Lead sponsor
Xijing Hospital
Other
Eligibility
18 Years and older
Enrollment
3,650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 3, 2026, 1:19 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

GERD and Anti-Reflux Therapy Between Able-bodied and SCI Individuals

NCT02584751
View directory record Official record
Conditions
Gastro Esophageal Reflux Disorder
Interventions
Omeprazole, 24 Hour pH Monitor, Pulmonary Function Examination, Exhaled Nitric Oxide, Exhaled Breath Concentrate (EBC), Bernstein's Acid Clearance Test, Esophageal Motility
Drug · Device · Procedure
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2016
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 15, 2016 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 3 Interventional Results available

Phase III Randomized Study of Lucinactant in Full Term Newborn Infants With Meconium Aspiration Syndrome

NCT00004500
View directory record Official record
Conditions
Meconium Aspiration
Interventions
Lucinactant, Standard Care
Drug · Other
Lead sponsor
Windtree Therapeutics
Industry
Eligibility
Up to 48 Hours
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
1
States / cities
Warrington, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2012 · Synced Oct 3, 2026, 1:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Exhaled Nitric Oxide in Respiratory Syncytial Virus (RSV) Bronchiolitis: a Pilot Study

NCT01090557
View directory record Official record
Conditions
RSV Infection, Bronchiolitis
Interventions
Collection of exhaled breath
Other
Lead sponsor
Winthrop University Hospital
Other
Eligibility
1 Day to 4 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2010 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 2 Interventional

Inhaled Nitric Oxide for Pediatric Painful Sickle Crisis

NCT00142051
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
nitric oxide, oxygen
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
9 Years to 22 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Early Phase 1 Interventional

Pilot Study of Inhaled Nitric Oxide to Treat Pulmonary Insufficiency in Congenital Heart Disease

NCT00543933
View directory record Official record
Conditions
Pulmonary Insufficiency
Interventions
iNO administered
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 27, 2017 · Synced Oct 3, 2026, 1:19 PM EDT
Terminated Phase 3 Interventional Results available

Clinical Study of Pulsed, Inhaled Nitric Oxide Versus Placebo in Symptomatic Subjects With PAH

NCT02725372
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Inhaled Nitric Oxide 75 mcg/kg IBW/hr, Placebo
Drug
Lead sponsor
Bellerophon Pulse Technologies
Industry
Eligibility
18 Years to 85 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
37
States / cities
Phoenix, Arizona • Tucson, Arizona • Beverly Hills, California + 33 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 3, 2026, 1:19 PM EDT
Not listed Early Phase 1 Interventional

Inhaled Nitric Oxide for ARDS-related Pulmonary Hypertension

NCT06249633
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Pulmonary Hypertension
Interventions
Nitric Oxide
Drug
Lead sponsor
Yuri Matusov
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2024 · Synced Oct 3, 2026, 1:19 PM EDT