Independent directory Public ClinicalTrials.gov records United States
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 22, 2026, 11:41 PM 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 3,676 matching trials from the live ClinicalTrials.gov search.
Conditions
Ventilation Perfusion Mismatch
Interventions
controlled positive pressure ventilation 9ml/kg tidal volume, controlled positive pressure ventilation 6ml/kg tidal volume
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Sacramento, California
Conditions
Ovarian Neoplasm, Uterine Neoplasm
Interventions
Informational Intervention, Questionnaire Administration, Telephone-Based Intervention
Other · Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Cardiovascular Disease
Interventions
Integrative Therapies Intervention
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
New York, New York
Conditions
Acute Cholecystitis, Chronic Cholecystitis
Interventions
TIVA - Hypotension, TIVA - Hypertension, TIVA - Bradycardia, TIVA - Tachycardia, INH - Hypotension, INH - Hypertension, INH - Bradycardia, INH - Tachycardia
Procedure
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Antonio, Texas
Completed Not applicable Interventional Results available

The Effects of Respiratory Training on Voice

NCT04710862
Conditions
Muscle Tension Dysphonia
Interventions
Breathing training without a device, Breathing training with a device
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Asthma
Interventions
Lebrikizumab, Placebo, Standard of Care
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
12 Years to 17 Years
Enrollment
346 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
16
States / cities
Mission Viejo, California • Stockton, California • Aurora, Colorado + 12 more
Conditions
Asthma Acute, Asthma Exacerbation, Asthma, Asthma Control Level
Interventions
Airsupra
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 54 Years
Enrollment
1,860 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Early Phase 1 Interventional Accepts healthy volunteers

Impact of Exogenous Ketones on Breathing in Healthy Volunteers

NCT07220122
Conditions
Healthy Volunteer
Interventions
1,3 butanediol, Placebo
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Pain, Chronic Pain, Acute Pain
Interventions
Mindful Pain Management, Pain Psychoeducation
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Tallahassee, Florida
Conditions
Posttraumatic Stress Disorder, Subsyndromal Posttraumatic Stress Disorder, Fear of Falling
Interventions
Exposure-based Cognitive Behavioral Therapy, Relaxation Training
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
60 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Conditions
Suicidal Ideation, Suicide Attempt
Interventions
CAMS Single Session Consultation, Driver Focused Skills Training, Caregiver Skills Training, Lethal Means Safety
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
13 Years to 21 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Completed Phase 4 Interventional Results available

Phase IV O2 Consumption Study in COPD Patients.

NCT02533505
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Budesonide 160 mcg and formoterol fumarate dihydrate 4.5 mcg Inhalation aerosol, Matching Placebo pMDI 160/4.5 μg
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
5
States / cities
Hartford, Connecticut • Boston, Massachusetts • Charlotte, North Carolina + 2 more
Conditions
Disruptive Behavior, Attention-deficit Hyperactivity, Oppositional Defiant Disorder
Interventions
Garmin
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
3 Years to 99 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Phase 3 Interventional Results available

Tiotropium / Respimat One-Year Study

NCT00168831
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tiotropium Inhalation Solution, Placebo
Drug · Other
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
1,007 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
12
States / cities
Birmingham, Alabama • La Jolla, California • Long Beach, California + 9 more
Completed No phase listed Observational Accepts healthy volunteers

Prospective Observation of Exercise Parameters in Advanced Heart Failure

NCT01210573
Conditions
Advanced Heart Failure
Interventions
adjustment of LVAD or pacemaker
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Obstructive Sleep Apnea
Interventions
Oral appliance, Oxygen, Oral appliance plus oxygen, No treatment
Device · Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 79 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Pathologically Proven Gastrointestinal Malignancy, Plan of Care Must Include Chemoradiation
Interventions
Cardiopulmonary Exercise Test (CPET)
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Diabetes Mellitus
Interventions
Inhaled Human Insulin, Regular Human Insulin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Essential Oils and Post COVID-19 Fatigue

NCT04980573
Conditions
Covid19, Fatigue
Interventions
Aromatherapy, Placebo
Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
19 Years to 49 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Conditions
Asthma
Interventions
Budesonide/formoterol fumarate Aerosphere, Budesonide/formoterol fumarate pMDI
Combination Product
Lead sponsor
AstraZeneca
Industry
Eligibility
4 Years to 12 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
6
States / cities
Long Beach, California • Miami, Florida • Lafayette, Louisiana + 3 more
Conditions
Hypermobility, Joint, Depression, Anxiety
Interventions
Emotional Freedom Techniques (EFT), Diaphragmatic Breathing (DB)
Behavioral
Lead sponsor
Soul Medicine Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2018
U.S. locations
1
States / cities
Santa Rosa, California
Conditions
Asthma
Interventions
AZD8630, Dry powder inhaler
Drug · Device
Lead sponsor
AstraZeneca
Industry
Eligibility
12 Years to 17 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
9
States / cities
Bakersfield, California • Miami Lakes, Florida • Lafayette, Louisiana + 6 more
Conditions
Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant
Interventions
Nitrous Oxide 25%, Nitrous Oxide 50%, Placebo Gas
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Obstructive Sleep Disordered Breathing
Interventions
tonsillar examination and questionnaire completion
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
5 Years to 28 Years
U.S. locations
1
States / cities
Cleveland, Ohio