Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 7:08 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 4,736 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Breathing Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Human Cerebrovascular Function Using Acute Intermittent Hypoxia

NCT05164705
View directory record Official record
Conditions
Healthy Brain Perfusion
Interventions
Acute Intermittent Hypoxia, Sham Acute Intermittent Hypoxia
Other
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 50 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Terminated Not applicable Interventional

The Use of a FDA Cleared, Drug-free, Breathing System for Anxiety and Panic Disorders in Children and Teens

NCT02998502
View directory record Official record
Conditions
Anxiety, Panic Disorder
Interventions
Freespira Breathing System
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
9 Years to 17 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mindfulness for Anger in Veterans With PTSD

NCT02882802
View directory record Official record
Conditions
Anger, Aggression
Interventions
Mindfulness Based Stress Reduction, Trauma Recovery Education Class
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study Investigating the Effects of a Novel Mindfulness Approach on Frequency and Duration of Meditation and Self-Reported Stress and Mood in Generally Healthy Adults

NCT05832645
View directory record Official record
Conditions
Health Knowledge, Attitudes, Practice
Interventions
Meditation with guided tea consumption, Breathing meditation
Other
Lead sponsor
Otsuka Holdings Co., Ltd.
Industry
Eligibility
20 Years to 49 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Omalizumab in Children (6 - < 12 Years) With Moderate-severe, Inadequately Controlled Allergic Asthma

NCT00079937
View directory record Official record
Conditions
Asthma
Interventions
Omalizumab, Placebo, Fluticasone
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
6 Years to 11 Years
Enrollment
628 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
56
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Huntington Beach, California + 48 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2012 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Prospective, Epidemiological Study to Assess the Disease Burden of Respiratory Syncytial Virus Associated, Suspected Lower Respiratory Tract Infections in Newborns, From 0 to 2 Years of Age and Risk of Development of Wheeze and Asthma From 0 to 6 Years of Age

NCT01995175
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
Nasal swab sampling, Blood sampling, Diary cards
Procedure · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Up to 6 Years
Enrollment
2,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2021
U.S. locations
9
States / cities
Oakland, California • Sacramento, California • Santa Clara, California + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2022 · Synced Oct 21, 2026, 7:08 AM EDT
Terminated Not applicable Interventional

Extracorporeal CO2 Removal With the Hemolung RAS for Mechanical Ventilation Avoidance During Acute Exacerbation of COPD

NCT03255057
View directory record Official record
Conditions
Acute Exacerbation of COPD
Interventions
Hemolung Respiratory Assist System, Invasive mechanical ventilation
Device
Lead sponsor
Alung Technologies
Industry
Eligibility
40 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
32
States / cities
Sacramento, California • Denver, Colorado • Newark, Delaware + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2022 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hemodynamics Response to Upper Airway Obstruction in Marfan Syndrome

NCT03985657
View directory record Official record
Conditions
Sleep-disordered Breathing, Snoring
Interventions
CPAP
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 28, 2020 · Synced Oct 21, 2026, 7:08 AM EDT
Recruiting No phase listed Observational

Dead Space and Inhaled Nitric Oxide in Pediatric Acute Respiratory Distress Syndrome

NCT06690801
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
0 Years to 21 Years
Enrollment
1,260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
10
States / cities
Los Angeles, California • Denver, Colorado • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 15, 2024 · Synced Oct 21, 2026, 7:08 AM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Heart Rate Variability Biofeedback Following Traumatic Brain Injury

NCT05913505
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
OSC-
Behavioral
Lead sponsor
Brigham Young University
Other
Eligibility
18 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Provo, Utah
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 21, 2026, 7:08 AM EDT
Withdrawn No phase listed Observational

Assessing Upper Airway Patency in Tracheostomy Patients During One Way Speaking Valve Trial

NCT04685902
View directory record Official record
Conditions
Tracheostomy Complication
Interventions
One-way speaking valve
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 7, 2022 · Synced Oct 21, 2026, 7:08 AM EDT
Completed No phase listed Observational

Detection of Postoperative Respiratory Depression in High Risk Patients Utilizing Minute Ventilation Monitoring

NCT04017702
View directory record Official record
Conditions
Respiratory Depression
Interventions
Expiron respirator
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2022 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Phase 2 Interventional Results available

Proof-of-Concept Study to Assess the Efficacy, Safety and Tolerability of SAR440340 (Anti-IL-33 mAb) in Patients With Moderate-to-severe Chronic Obstructive Pulmonary Disease (COPD)

NCT03546907
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
SAR440340, Placebo, Any Inhaled Corticosteroids as prescribed by treating physician as standard of care, Any Long Acting Beta Agonist as prescribed by treating physician as standard of care, Any Long Acting Muscarinic Agonist as prescribed by treating physician as standard of care, Any short-acting β agonist as prescribed by treating physician as standard of care
Drug
Lead sponsor
Sanofi
Industry
Eligibility
40 Years to 75 Years
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
16
States / cities
Los Angeles, California • Riverside, California • Rolling Hills Estates, California + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 22, 2022 · Synced Oct 21, 2026, 7:08 AM EDT
Not yet recruiting Phase 2 Interventional

GCC 2545- Improving Post-Radiotherapy Respiratory Function Through Sparing Serial and Parallel Components in the Lung

NCT07679607
View directory record Official record
Conditions
Lung Cancer (NSCLC), Radiation
Interventions
SOC Radiation Treatment Planning, INSPIRE Radiation Treatment Planning
Radiation
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional

Facilitating Patient Communication During Noninvasive Ventilation

NCT04912544
View directory record Official record
Conditions
Noninvasive Ventilation, Speech Intelligibility
Interventions
Noninvasive Ventilation Mask Microphone
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 1, 2022 · Synced Oct 21, 2026, 7:08 AM 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 21, 2026, 7:08 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Mobile Application Mindfulness

NCT07550166
View directory record Official record
Conditions
Stress, Anxiety, Depression, Psychological Distress, Mindfulness
Interventions
AI-Enabled Mobile App-Based Mindfulness Intervention
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
60 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Individually Tailored and Integrated Social Support Network for Tobacco Cessation

NCT03152253
View directory record Official record
Conditions
Smoking Cessation
Interventions
Text My Quit (TMQ), Peer Support, Motivational Messages
Behavioral · Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
284 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Oct 21, 2026, 7:08 AM EDT
Terminated Phase 3 Interventional Results available

Tiotropium/Salmeterol Inhalation Powder in COPD

NCT00668772
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tiotropium/Salmeterol, Salmeterol, Placebo, Tiotropium
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
16
States / cities
Anniston, Alabama • Mobile, Alabama • Clearwater, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Anesthetics to Prevent Lung Injury in Cardiac Surgery

NCT02918877
View directory record Official record
Conditions
Inflammatory Lung Injury, Ischemia-Reperfusion Lung Injury, Postoperative Pulmonary Complications
Interventions
Sevoflurane, Propofol
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 5, 2021 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Not applicable Interventional Results available

Role of Endorphins in Perception of Dyspnea With Resistive Loading in Chronic Obstructive Pulmonary Disease (COPD)

NCT00958919
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
naloxone, normal saline
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
50 Years to 90 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Oct 21, 2026, 7:08 AM EDT
Completed Phase 3 Interventional Results available

Safety of Tobramycin Inhalation Powder (TIP) vs Tobramycin Solution for Inhalation in Patients With Cystic Fibrosis

NCT00388505
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Tobramycin Inhalation Powder, Tobramycin Solution for Inhalation
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
6 Years and older
Enrollment
517 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
24
States / cities
Hartford, Connecticut • Atlanta, Georgia • Chicago, Illinois + 21 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2012 · Synced Oct 21, 2026, 7:08 AM EDT
Withdrawn Not applicable Interventional

Pulmonary Vascular Effects of Respiratory Rate & Carbon Dioxide

NCT01927237
View directory record Official record
Conditions
Low Tidal Volume Ventilation, Acute Respiratory Distress Syndrome
Interventions
HLR, EHR
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced Oct 21, 2026, 7:08 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Synergistic Effects of AIH and FES in Persons With MS

NCT06413602
View directory record Official record
Conditions
Multiple Sclerosis, Multiple Sclerosis, Relapsing-Remitting, Multiple Sclerosis, Secondary Progressive
Interventions
Acute Intermittent Hypoxia, Neuromuscular Electrical Stimulation
Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 21, 2026, 7:08 AM EDT