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 16, 2026, 7:32 AM EDT

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

Showing 553–576 of 4,088 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obstructive Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

The Efficacy of the AIRVO Warm Humidifier as an Add on to Oxygen Therapy

NCT03081650
View directory record Official record
Conditions
COPD, Chronic Obstructive Pulmonary Disease
Interventions
Airvo Humidifier
Device
Lead sponsor
Lutheran Hospital, Indiana
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional Results available

Childhood Adenotonsillectomy Study for Children With OSAS

NCT00560859
View directory record Official record
Conditions
Obstructive Sleep Apnea, Snoring
Interventions
Adenotonsillectomy (AT) - removal of adenoids and tonsils, Watchful Waiting
Procedure · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
5 Years to 9 Years
Enrollment
453 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
6
States / cities
Boston, Massachusetts • St Louis, Missouri • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 15, 2015 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety of 3 Doses of Tiotropium Compared to Placebo in Adolescents (12 to 17 Yrs) With Moderate Asthma

NCT01122680
View directory record Official record
Conditions
Asthma
Interventions
tiotropium bromide, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
12 Years to 17 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
5
States / cities
Denver, Colorado • Columbia, Missouri • Warrensburg, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated May 16, 2014 · Synced Oct 16, 2026, 7:32 AM EDT
Terminated Phase 4 Interventional Results available

Post-operative Pain Control After Pediatric Adenotonsillectomy

NCT02296840
View directory record Official record
Conditions
Recurrent Tonsillitis, Obstructive Sleep Apnea, Sleep Disordered Breathing, Adverse Reaction to Drug
Interventions
Ibuprofen, Hydrocodone-Acetaminophen
Drug
Lead sponsor
Emory University
Other
Eligibility
4 Years to 17 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional

Feasibility of a Clinician Training Program to Improve Patient-provider Communication in the Presence of Health IT Systems in the Exam Room

NCT02915068
View directory record Official record
Conditions
Asthma
Interventions
EHR-Physician Asthma Care Education Program
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 14, 2017 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Phase 3 Interventional Results available

Crossover Study to Assess the Efficacy of PT003 With and Without a Valved Holding Chamber in Subjects With Moderate to Severe COPD

NCT02454959
View directory record Official record
Conditions
COPD
Interventions
GFF MDI (PT003) with Aerochamber, GFF MDI (PT003) without Aerochamber
Device
Lead sponsor
Pearl Therapeutics, Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
6
States / cities
Clearwater, Florida • Tampa, Florida • Winter Park, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional

High-quality COPD Care for People With Immune Dysfunction Through Proactive E-consults

NCT03856879
View directory record Official record
Conditions
COPD, HIV/AIDS
Interventions
Proactive E-consult
Behavioral
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 89 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
7
States / cities
Los Angeles, California • Denver, Colorado • New Haven, Connecticut + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Oct 16, 2026, 7:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Lung Tissue Research Consortium

NCT02988388
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Interstitial Lung Disease
Interventions
Lung biopsy/lobectomy
Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years and older
Enrollment
247 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
4
States / cities
Ann Arbor, Michigan • Rochester, Minnesota • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2019 · Synced Oct 16, 2026, 7:32 AM EDT
Terminated Phase 4 Interventional Results available

Interventional Cryotherapy for the Eradication of Benign Airway Disease ("ICE the BAD")

NCT00747461
View directory record Official record
Conditions
Lung Diseases, Obstructive, Sarcoidosis, Wegener's Granulomatosis, Rhinoscleroma, Recurrent Respiratory Papillomatosis
Interventions
CryoSpray Ablation
Device
Lead sponsor
CSA Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 18, 2015 · Synced Oct 16, 2026, 7:32 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Development of a Wearable Point of Care Monitoring Device for Pediatric Obstructive Sleep Apnea

NCT05052216
View directory record Official record
Conditions
Pediatric Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
3 Years to 12 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional

Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start-II Study

NCT04646174
View directory record Official record
Conditions
Copd, Smoking Cessation, Nicotine Dependence, Tobacco Use, Cigarette Smoking
Interventions
Unified Protocol adapted for smoking cessation, American Lung Association self-management strategies for smoking cessation
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 29, 2023 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional

Talking Card for Asthma

NCT02041013
View directory record Official record
Conditions
Asthma
Interventions
Taking Card
Other
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
4 Years to 11 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Tampa, Florida • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Oct 16, 2026, 7:32 AM EDT
Terminated Phase 3 Interventional Results available

A Phase 3 Adaptive Study to Evaluate the Safety and Efficacy of Inhaled Treprostinil in Participants With Pulmonary Hypertension (PH) Due to Chronic Obstructive Pulmonary Disease (COPD)

NCT03496623
View directory record Official record
Conditions
Pulmonary Hypertension, Chronic Obstructive Pulmonary Disease
Interventions
Inhaled treprostinil solution, Placebo solution
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
65
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 53 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 16, 2026, 7:32 AM EDT
Completed No phase listed Observational

Improving the STOP-Bang Screening Questionnaire for Patients With Sleep Apnea

NCT01610648
View directory record Official record
Conditions
Sleep Apnea, Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 21, 2016 · Synced Oct 16, 2026, 7:32 AM EDT
Not listed No phase listed Observational

Impact of Asthma Treatments on Daily Activities

NCT00350376
View directory record Official record
Conditions
Asthma, Allergies
Interventions
Not listed
Lead sponsor
Ovation Research Group
Industry
Eligibility
18 Years to 55 Years
Enrollment
1,500 participants
Timeline
Started 2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2006 · Synced Oct 16, 2026, 7:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Functional Proteomics of Alveolar Macrophages

NCT00806091
View directory record Official record
Conditions
COPD
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Phase 4 Interventional

Tolerability of Metoprolol-Succinate-ER and Carvedilol in COPD

NCT03370835
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Asthma, Adverse Effect of Beta-adrenoreceptor Antagonists
Interventions
Metoprolol succinate ER, Carvedilol
Drug
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
40 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional Results available

Optimizing Psychosocial Treatment of Interstitial Cystitis/Bladder Pain Syndrome

NCT04275297
View directory record Official record
Conditions
Chronic Interstitial Cystitis, Bladder Pain Syndrome, Cystitis, Interstitial, Painful Bladder Syndrome, Cystitis, Chronic Interstitial, Interstitial Cystitis, Interstitial Cystitis, Chronic, Interstitial Cystitis (Chronic) With Hematuria, Interstitial Cystitis (Chronic) Without Hematuria, Chronic Prostatitis, Chronic Prostatitis With Chronic Pelvic Pain Syndrome
Interventions
Psychosocial Treatment, Attention Control
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Phase 2 Interventional Results available

Symptom Clusters in Children With Exacerbation-prone Asthma

NCT04002362
View directory record Official record
Conditions
Asthma in Children
Interventions
Triamcinolone Acetonide
Drug
Lead sponsor
Emory University
Other
Eligibility
6 Years to 21 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 16, 2026, 7:32 AM EDT
Terminated Not applicable Interventional

The Pittsburgh Vitamin D Study: Vitamin D Supplementation in Vitamin D-deficient Subjects at Risk of Lung Cancer

NCT02532062
View directory record Official record
Conditions
Deficiency of Vitamin D3, COPD
Interventions
Cholecalciferol, multivitamin, Placebo
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
50 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2018 · Synced Oct 16, 2026, 7:32 AM EDT
Terminated Phase 2 Interventional

A Study of Danavorexton in People With Obstructive Sleep Apnea After General Anesthesia for Abdominal Surgery

NCT05814016
View directory record Official record
Conditions
Sleep Apnea
Interventions
Danavorexton, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
30 Years to 75 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
19
States / cities
Sheffield, Alabama • Phoenix, Arizona • La Jolla, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Phase 4 Interventional

Trial of Asthma Patient Education (TAPE)

NCT00148408
View directory record Official record
Conditions
Asthma
Interventions
Montelukast, Education
Drug · Behavioral
Lead sponsor
American Lung Association Asthma Clinical Research Centers
Other
Eligibility
15 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
20
States / cities
Birmingham, Alabama • San Diego, California • Denver, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2010 · Synced Oct 16, 2026, 7:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study of Pain Perception Between Males and Females Following Laparoscopic Cholecystectomy

NCT00575276
View directory record Official record
Conditions
Cholecystitis, Acute, Cholecystitis, Chronic
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 90 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 8, 2012 · Synced Oct 16, 2026, 7:32 AM EDT
Completed Not applicable Interventional

Applying Interactive Mobile Health to Asthma Care in Teens (AIM2ACT)

NCT02302040
View directory record Official record
Conditions
Asthma
Interventions
AIM2ACT, Self-guided
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
12 Years to 15 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 16, 2026, 7:32 AM EDT