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Showing 1–24 of 122 matching trials from the live ClinicalTrials.gov search.
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Terminated Phase 2 Interventional

Hospital-Based Program for Treatment of Severe Cardiopulmonary Disease With Inhaled Nitric Oxide

NCT00041574
View directory record Official record
Conditions
Pulmonary Hypertension, Lung Disease, Sickle Cell Disease, Cardiac Transplant, Lung Transplant
Interventions
Inhaled Nitric Oxide
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
5 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
3
States / cities
Denver, Colorado • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 8, 2016 · Synced Sep 14, 2026, 4:54 AM 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 21, 2010 · Synced Sep 14, 2026, 4:54 AM EDT
Withdrawn Phase 3 Interventional

Study of PAH Subjects With LTOT Use That Have Demonstrated Improved Exercise Tolerance With the Use of Inhaled Nitric

NCT03602781
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Placebo, iNO
Drug
Lead sponsor
Bellerophon Pulse Technologies
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Chicago, Illinois • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 20, 2023 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Not applicable Interventional Results available

Vivatmo Pro™ for Fractional Exhaled Nitric Oxide (FeNO) Monitoring in U.S. Asthmatic Patients

NCT04450108
View directory record Official record
Conditions
Asthma, Asthma in Children
Interventions
Vivatmo pro FeNO Test
Diagnostic Test
Lead sponsor
Bosch Healthcare Solutions GmbH
Industry
Eligibility
7 Years to 80 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
6
States / cities
Birmingham, Alabama • Bakersfield, California • White Marsh, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2022 · Synced Sep 14, 2026, 4:54 AM 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 Mar 31, 2026 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 1 Interventional

Nitric Oxide and Transfusion Therapy for Sickle Cell Patients With Pulmonary Hypertension

NCT00023296
View directory record Official record
Conditions
Sickle Cell Anemia, Pulmonary Hypertension
Interventions
Nitric Oxide, INO Pulse - NO Delivery System
Drug · Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2015
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 14, 2026, 4:54 AM EDT
Recruiting Phase 4 Interventional

De-implementing Inhaled Nitric Oxide for Congenital Diaphragmatic Hernia

NCT05213676
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia
Interventions
Inhaled Nitric Oxide (iNO) use, De-implementation of Inhaled Nitric Oxide (iNO) use
Drug · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
0 Months to 1 Month
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
19
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Irvine, California + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 2 Interventional

Two-Part Dose-Confirming Study of Pulsed Inhaled Nitric Oxide in Subjects With WHO Group 3 Pulmonary Hypertension Associated With COPD

NCT01728220
View directory record Official record
Conditions
Pulmonary Hypertension, Chronic Obstructive Pulmonary Disease
Interventions
Inhaled NO delivered via INOpulse DS-C Device, Placebo delivered via INOpulse DS-C Device
Combination Product
Lead sponsor
Bellerophon Pulse Technologies
Industry
Eligibility
40 Years to 80 Years
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
43
States / cities
Jasper, Alabama • Flagstaff, Arizona • Phoenix, Arizona + 35 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2023 · Synced Sep 14, 2026, 4:54 AM EDT
Terminated No phase listed Observational

Registry to Evaluate INOmax in Newborn Babies With Pulmonary Hypertension

NCT03132428
View directory record Official record
Conditions
Pulmonary Hypertension of Newborn
Interventions
INOmax
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
27 Weeks to 40 Weeks
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
30
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Loma Linda, California + 27 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2020 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 3 Interventional Results available

Trial of Late Surfactant to Prevent BPD: A Pilot Study in Ventilated Preterm Neonates Receiving Inhaled Nitric Oxide

NCT00569530
View directory record Official record
Conditions
Respiratory Distress Syndrome of Prematurity (Surfactant Dysfunction), Bronchopulmonary Dysplasia
Interventions
Infasurf (ONY Inc.), Sham
Drug
Lead sponsor
Roberta Ballard
Other
Eligibility
7 Days to 14 Days
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
9
States / cities
Berkeley, California • Oakland, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated May 10, 2021 · Synced Sep 14, 2026, 4:54 AM 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 5, 2022 · Synced Sep 14, 2026, 4:54 AM EDT
Terminated Phase 2 Interventional Results available

Inhaled Nitric Oxide for Preventing Progression in COVID-19

NCT04388683
View directory record Official record
Conditions
COVID-19
Interventions
Nitric Oxide
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Sep 14, 2026, 4:54 AM EDT
Withdrawn Phase 2 Interventional

Effect of iNO in Patients With Submassive and Massive PE

NCT04996667
View directory record Official record
Conditions
Pulmonary Embolism, Pulmonary Embolism Subacute Massive
Interventions
inhaled nitric oxide (iNO)
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Sep 14, 2026, 4:54 AM 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 9, 2026 · Synced Sep 14, 2026, 4:54 AM 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 14, 2025 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Study to Evaluate if Inhaled Nitric Oxide Improves Liver Function After Transplantation

NCT00582010
View directory record Official record
Conditions
Reperfusion Injury, Liver Injury
Interventions
inhaled nitric oxide, nitrogen gas
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Birmingham, Alabama • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 5, 2014 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Early Phase 1 Interventional

Dynamic Assessment of Right Ventricular Function With Inhaled Nitric Oxide During Cardiac MRI

NCT02220023
View directory record Official record
Conditions
Pulmonary Vascular Disorder
Interventions
INOmax Inhalation
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 12, 2017 · Synced Sep 14, 2026, 4:54 AM EDT
Active, not recruiting Phase 4 Interventional

Efficacy of Dupilumab Added to Medium Dose Inhaled Corticosteroid/Long-acting Beta-agonist (ICS/LABA) in Comparison to ICS Dose Escalation to High Dose ICS/LABA in Adolescent and Adult Patients With Uncontrolled Asthma

NCT06572228
View directory record Official record
Conditions
Asthma
Interventions
dupilumab, Matching Placebo, ICS/LABA
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
12 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
51
States / cities
Bakersfield, California • La Jolla, California • Lancaster, California + 47 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 14, 2026, 4:54 AM EDT
Withdrawn Phase 3 Interventional

Effects of Pulmonary Vasodilation Upon VA Coupling in Fontan Patients

NCT01607983
View directory record Official record
Conditions
Congenital Heart Disease, Fontan
Interventions
inhaled nitric oxide
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
4 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 3, 2018 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 4 Interventional

Inhaled Nitric Oxide by Oxygen Hood in Neonates

NCT00732537
View directory record Official record
Conditions
Respiratory Failure, Infant, Persistent Fetal Circulation
Interventions
inhaled Nitric Oxide, Oxygen (>90% by hood) - standard therapy
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Hour to 1 Week
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2005
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 11, 2008 · Synced Sep 14, 2026, 4:54 AM EDT
Completed No phase listed Observational

Phase II Evaluation of Exhaled Nitric Oxide (NO)

NCT01392144
View directory record Official record
Conditions
Lung Cancer
Interventions
Nitric oxide breath test, Questionnaires
Procedure · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2013 · Synced Sep 14, 2026, 4:54 AM EDT
Completed No phase listed Observational

Adiposity and Airway Inflammation in HIV-Associated Airway Disease

NCT02975258
View directory record Official record
Conditions
Asthma, HIV, Adiposity
Interventions
Blood draw, Questionnaires, Spirometry, Methacholine challenge test, Quantitative CT scans, Urine pregnancy test, Adipose biopsy, Exhaled nitric oxide measurement
Procedure · Other · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Sep 14, 2026, 4:54 AM 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 14, 2016 · Synced Sep 14, 2026, 4:54 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Inhaled NO as an Anti-inflammatory and Anti-reperfusion Agent in Infants and Children Undergoing Cardiopulmonary Bypass

NCT00585013
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Nitric Oxide
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Up to 16 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 3, 2015 · Synced Sep 14, 2026, 4:54 AM EDT