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ClinicalTrials.gov public records Last synced Oct 20, 2026, 2:29 PM EDT

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Showing 25–48 of 72 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pulmonary Hypertension of Newborn Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

PTGS1 Genetic Variation and Increased Risk for Persistent Pulmonary Hypertension of the Newborn

NCT00710177
View directory record Official record
Conditions
Persistent Pulmonary Hypertension of the Newborn
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
Up to 12 Months
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Withdrawn Phase 4 Interventional

Early iNO for Oxidative Stress, Vascular Tone and Inflammation in Babies With Hypoxic Respiratory Failure

NCT01891500
View directory record Official record
Conditions
Persistent Fetal Circulation Syndrome, Hypertension, Pulmonary, of Newborn, Persistent, Persistent Pulmonary Hypertension of Newborn
Interventions
Inhaled nitric oxide, Nitrogen Gas, Crossover iNO
Drug
Lead sponsor
University of Florida
Other
Eligibility
30 Minutes to 48 Hours
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 7, 2020 · Synced Oct 20, 2026, 2:29 PM EDT
Completed Phase 1 Interventional Results available

Enteral L Citrulline Supplementation in Preterm Infants - Safety, Efficacy and Dosing

NCT03649932
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Bronchopulmonary Dysplasia Associated Pulmonary Hypertension, Pulmonary Hypertension, Premature Birth, Chronic Lung Disease of Prematurity
Interventions
Enteral L-citrulline
Dietary Supplement
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
Up to 30 Weeks
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2021 · Synced Oct 20, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Ex-vivo Perfusion and Ventilation of Lungs Recovered From Non-Heart-Beating Donors to Assess Transplant Suitability

NCT01615484
View directory record Official record
Conditions
Emphysema, Chronic Obstructive Pulmonary Disease (COPD), Cystic Fibrosis, Pulmonary Fibrosis, Bronchiectasis, Sarcoidosis, Pulmonary Hypertension, Alpha-1 Antitrypsin Deficiency
Interventions
Transplantation of lungs obtained from Non-Heart-Beating Donors (NHBDs) after ex-vivo perfusion w/ STEEN Solution™, STEEN Solution™
Procedure · Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
15 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 20, 2026, 2:29 PM EDT
Terminated Phase 2 Interventional Results available

Anticoagulation For Pulmonary Hypertension in Sickle Cell Disease

NCT01036802
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Warfarin, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 9, 2016 · Synced Oct 20, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Safety and Effectiveness of a Virtual Pediatric Cardiac Rehabilitation Program or Telerehabilitation in Children With Heart Disease

NCT06819059
View directory record Official record
Conditions
Congenital Abnormalities, Pulmonary Arterial Hypertension (PAH), Orthotopic Heart Transplant, Cardiac Rehabilitation, Pediatric Cardiology, Telehealth, Telerehabilitation
Interventions
Pediatric Cardiac Telerehabilitation, Fitness Tracker Only
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
10 Years to 25 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 11, 2025 · Synced Oct 20, 2026, 2:29 PM EDT
Withdrawn Phase 2 Interventional

Inhaled PGE1 in Neonatal Hypoxemic Respiratory Failure

NCT00598429
View directory record Official record
Conditions
Infant, Newborn, Respiratory Insufficiency, Pulmonary Hypertension, Respiratory Distress Syndrome, Newborn, Streptococcal Infections
Interventions
Inhaled Prostaglandin E1
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 7 Days
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
11
States / cities
Birmingham, Alabama • Palo Alto, California • Iowa City, Iowa + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2019 · Synced Oct 20, 2026, 2:29 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Sildenafil to Improve Exercise Capacity in People With Thalassemia and Pulmonary Hypertension

NCT00872170
View directory record Official record
Conditions
Thalassemia, Hypertension, Pulmonary
Interventions
Sildenafil
Drug
Lead sponsor
Carelon Research
Other
Eligibility
7 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Feb 21, 2014 · Synced Oct 20, 2026, 2:29 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Safety and Efficacy of FETO in CDH Phase III

NCT07187206
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Pulmonary Hypoplasia, Pulmonary Hypertension
Interventions
FETO, Fetal Endoluminal Tracheal Occlusion
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2033
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational

Image-based Multi-scale Modeling Framework of the Cardiopulmonary System: Longitudinal Calibration and Assessment of Therapies in Pediatric Pulmonary Hypertension

NCT03564522
View directory record Official record
Conditions
Pulmonary Hypertension, Congenital Heart Disease, Pediatric Congenital Heart Disease
Interventions
cardiac catheterization, Cardiac MRI
Procedure · Radiation
Lead sponsor
University of Michigan
Other
Eligibility
6 Years to 25 Years
Enrollment
35 participants
Timeline
2017 – 2023
U.S. locations
2
States / cities
Ann Arbor, Michigan • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Oct 20, 2026, 2:29 PM EDT
Enrolling by invitation No phase listed Observational

International Registry of Congenital Portosystemic Shunt (IRCPSS)

NCT06041906
View directory record Official record
Conditions
Congenital Portosystemic Shunt, CPSS (Congenital Portosystemic Shunt)
Interventions
Shunt Closure
Procedure
Lead sponsor
Prof. Valérie Mc Lin
Other
Eligibility
1 Day and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
New Haven, Connecticut • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Oct 20, 2026, 2:29 PM EDT
Recruiting Phase 2 Interventional

A Trial of Phosphodiesterase-5 Inhibitor in Neonatal Congenital Diaphragmatic Hernia (TOP-CDH)

NCT05201144
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Pulmonary Hypertension
Interventions
Sildenafil Oral Suspension, Placebo
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Risk Factors, Costs, and Impacts of ED Boarding

NCT07532564
View directory record Official record
Conditions
Stroke (CVA) or TIA, Diabetes, Asthma (Diagnosis), COPD (Chronic Obstructive Pulmonary Disease), Sepsis, Hypertension, Heart Failure, Pneumonia, Urinary Tract Infection (Diagnosis), Chest Pain, Psychiatric Disorder, Sickle Cell Disease (SCD)
Interventions
Not listed
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
30,486 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Terminated Not applicable Interventional Results available

Iloprost for the Treatment of Pulmonary Hypertension in Adults With Congenital Heart Disease

NCT01319045
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Congenital Heart Disease, Eisenmenger's Syndrome
Interventions
Iloprost
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 26, 2015 · Synced Oct 20, 2026, 2:29 PM EDT
Terminated Early Phase 1 Interventional Results available

L-citrulline and Pulmonary Hypertension Associated With Bronchopulmonary Dysplasia

NCT03542812
View directory record Official record
Conditions
Infant,Premature, Bronchopulmonary Dysplasia, Pulmonary Hypertension
Interventions
L-Citrulline
Drug
Lead sponsor
University of Utah
Other
Eligibility
14 Days to 3 Months
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational

Evaluation of Patients With Known or Suspected Heart Disease

NCT00001313
View directory record Official record
Conditions
Peripheral Artery Disease, Coronary Disease, Diabetes and Heart Failure, Dilated Cardiomyopathy, Heart Failure, Renal Artery Stenosis, Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2009
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 20, 2026, 2:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Advancing Understanding of Transportation Options

NCT04141891
View directory record Official record
Conditions
Diabetic Retinopathy, Macular Degeneration, Glaucoma, Retinitis Pigmentosa, Vision Disorders, Acute Coronary Syndrome, Implantable Defibrillator User, Congestive Heart Failure, Hypertrophic Obstructive Cardiomyopathy, Orthostatic Hypotension, Syncope, Presyncope, Narcolepsy, Dementia, Multiple Sclerosis, Parkinson Disease, Brain Injuries, Spinal Cord Injuries, Stroke, Vertigo, Dizziness, Seizures, Substance Use, Insulin Dependent Diabetes Mellitus, Arthritis, Foot--Abnormalities, Chronic Obstructive Pulmonary Disease, Obstructive Sleep Apnea, End Stage Renal Disease, Sleep Apnea, Insomnia, Restless Legs Syndrome
Interventions
Driving Decision Aid, Older Drivers Website
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
529 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
3
States / cities
La Jolla, California • Aurora, Colorado • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 21, 2025 · Synced Oct 20, 2026, 2:29 PM EDT
Recruiting Not applicable Interventional

Ventilator Pressure and Optimization of Compliance and Hemodynamics

NCT06512935
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Pulmonary Hypertension Due to Lung Diseases and Hypoxia, Extreme Prematurity, Ventilator Lung; Newborn, Ventilation Perfusion Mismatch
Interventions
Increase in the PEEP followed by decrease in the PEEP, Decrease in the PEEP followed by increase in the PEEP
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
7 Days to 30 Days
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Recruiting No phase listed Observational

Natural History of Sickle Cell Disease

NCT00081523
View directory record Official record
Conditions
Pain Crisis
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 90 Years
Enrollment
3,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Active, not recruiting Not applicable Interventional

Preductal Oxygen Saturation Target in Term and Late Preterm Neonates With Hypoxemic Respiratory Failure or Pulmonary Hypertension

NCT04938167
View directory record Official record
Conditions
Persistent Pulmonary Hypertension of the Newborn, Hypoxemic Respiratory Failure
Interventions
95% - 99% SpO2 target
Other
Lead sponsor
University of California, Davis
Other
Eligibility
0 Days to 28 Days
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational

Serum Brain Natriuretic Peptide Levels and Pulmonary Hypertension in Pediatric Sickle Cell Patients

NCT01023451
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
Akron Children's Hospital
Other
Eligibility
7 Years to 21 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational

Secondary Pulmonary Hypertension in Adults With Sickle Cell Anemia

NCT00011648
View directory record Official record
Conditions
Pulmonary Hypertension, Sickle Cell Anemia, Sickle Cell Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
986 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Hydroxyurea for Children and Young Adults With Sickle Cell Disease and Pulmonary Hypertension

NCT00350844
View directory record Official record
Conditions
Sickle Cell Disease, Pulmonary Hypertension
Interventions
Hydroxyurea
Drug
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
10 Years to 25 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 20, 2026, 2:29 PM EDT
Completed No phase listed Observational

Anti-Angiogenic Preeclampsia Milieu Impairs Infant Lung and Vascular Development

NCT02639676
View directory record Official record
Conditions
Preeclampsia
Interventions
Diffusion Lung Capacity (DLCO), Vascular Challenge, Video Imaging, Specimen Collections
Other
Lead sponsor
Indiana University
Other
Eligibility
26 Weeks and older
Enrollment
292 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Oct 20, 2026, 2:29 PM EDT