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ClinicalTrials.gov public records Last synced Oct 5, 2026, 2:13 PM EDT

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Showing 25–48 of 100 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Lower Respiratory Disease Clear all
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Study of Various Respiratory Syncytial Virus (RSV) Pre-Fusion (preF)-Based Vaccine Formulations in Adults Aged 60 Years and Older

NCT05327816
View directory record Official record
Conditions
Respiratory Syncytial Virus-associated Lower Respiratory Tract Disease Prevention
Interventions
RSV preF-based Vaccine, Placebo
Biological · Drug
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
60 Years and older
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
11
States / cities
Long Beach, California • DeLand, Florida • Miami Lakes, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Evaluating Anatomic Versus Targeted Lead Placement for Burst Stimulation Therapy During the Trial

NCT03277378
View directory record Official record
Conditions
Chronic, Intractable Pain of the Trunk and/or Lower Limbs
Interventions
lead placement followed by BurstDR stimulation
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
13
States / cities
Santa Rosa, California • Clearwater, Florida • Merritt Island, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational

An Epidemiological Study to Evaluate the RSV-Associated Lower Respiratory Track in Infections in Infants

NCT00369759
View directory record Official record
Conditions
Respiratory Infections, Bronchiolitis, Pneumonia, Apnea
Interventions
Emergency Dept. Subjects with LRI or Apnea
Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Day to 12 Months
Enrollment
2,048 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
38
States / cities
Phoenix, Arizona • Sylmar, California • Denver, Colorado + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2009 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pelvic Floor Activity and Breathing in Women

NCT01694979
View directory record Official record
Conditions
Pelvic Floor, Respiration
Interventions
Minimum expiration effort, Moderate expiration effort, Maximum expiration effort
Other
Lead sponsor
Kitani, Lenore, PT
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Sep 27, 2012 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational

A Retrospective Study of COVID-19 Treatments

NCT04949230
View directory record Official record
Conditions
Covid19, COVID-19 Pneumonia, COVID-19 Respiratory Infection, COVID-19 Acute Bronchitis, COVID-19 Acute Respiratory Distress Syndrome, COVID-19 Lower Respiratory Infection, SARS-CoV2 Infection, SARS-CoV-2 Acute Respiratory Disease
Interventions
No Intervention Used
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Months and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Oct 5, 2026, 2:13 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Predicting the Need for Prolonged Respiratory Support in Neonates Delivered in a Lower-Level NICU Setting

NCT07344714
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn, Respiratory Distress Syndrome in Premature Infant, Transient Tachypnea of the Newborn, Meconium Aspiration Syndrome, Pneumonia Neonatal, Hyaline Membrane Disease, Pneumothorax, Respiratory Distress Neonatal
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
32 Weeks to 41 Weeks
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Oct 5, 2026, 2:13 PM EDT
Recruiting Not applicable Interventional

Reducing Overuse of Antibiotics With Decision Support

NCT06788093
View directory record Official record
Conditions
Lower Respiratory Tract Infection, Pneumonia, Asthma, Bronchiolitis, Viral
Interventions
ED Clinical Decision Support (CDS-ED), Transitions Clinical Decision Support (CDS-Tr)
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
6 Months to 17 Years
Enrollment
2,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
3
States / cities
Oakland, California • San Francisco, California • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Phase 2 Interventional

Zinc Supplements in Lowering Cadmium Levels in Smokers

NCT00376987
View directory record Official record
Conditions
Bladder Cancer, Cervical Cancer, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Pancreatic Cancer, Tobacco Use Disorder
Interventions
zinc oxide
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 120 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational Results available

Detection of Microorganisms and Antibiotic Resistance Genes Using the Curetis Unyvero LRT55 Application

NCT01922024
View directory record Official record
Conditions
Pneumonia
Interventions
LRT55 Testing
Device
Lead sponsor
Curetis GmbH
Industry
Eligibility
18 Years and older
Enrollment
2,124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
9
States / cities
Los Angeles, California • Chicago, Illinois • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2019 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Procalcitonin Antibiotic Consensus Trial (ProACT)

NCT02130986
View directory record Official record
Conditions
Lower Respiratory Tract Infection (LRTI)
Interventions
Procalcitonin level, Results of procalcitonin (PCT) level to treating clinician, Provide procalcitonin guideline to treating clinician, Telephone Visit
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
1,664 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
13
States / cities
Birmingham, Alabama • Phoenix, Arizona • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational

Study to Evaluate the Incidence of Hospitalizations and Respiratory Tract Infections in Premature Infants

NCT00384462
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
Not listed
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Month to 6 Months
Enrollment
346 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
59
States / cities
Birmingham, Alabama • Benton, Arkansas • Jonesboro, Arkansas + 50 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2009 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Gefapixant (MK-7264) in Women With Chronic Cough and Stress Urinary Incontinence (MK-7264-042)

NCT04193176
View directory record Official record
Conditions
Chronic Cough
Interventions
Gefapixant, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older · Female only
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
19
States / cities
Paramount, California • Jupiter, Florida • Miami, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational

Thrombosis Outcomes in Pediatric Venous Thromboembolism

NCT03068923
View directory record Official record
Conditions
Venous Thromboembolism
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Up to 21 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Targeted MedlinePlus Health Prescriptions Into Clinic Practice Workflow

NCT00634608
View directory record Official record
Conditions
Allergic Rhinitis, Asthma, Back Pain, Benign Prostatic Hypertrophy, Bursitis, Depression, Anxiety, Diabetes Mellitus, Esophageal Reflux, HIV Infections, Hyperlipidemia, Hypertension, Insomnia, Irritable Bowel Syndrome, Obesity, Osteoporosis (Senile), Shoulder Pain, Sinusitis, Symptomatic Menopause, Urinary Incontinence, Urinary Tract Infection, Vaginitis
Interventions
Health Information Prescription
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 30, 2016 · Synced Oct 5, 2026, 2:13 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of BLB-201 RSV Vaccine in Infants and Children

NCT05655182
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
PIV5-vectored RSV Vaccine (BLB-201) Low Dose, PIV5-vectored RSV Vaccine (BLB-201) High Dose, Placebo
Biological · Drug
Lead sponsor
Blue Lake Biotechnology Inc.
Industry
Eligibility
6 Months to 5 Years
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
18
States / cities
La Mesa, California • Modesto, California • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Phase 2 Interventional

A Phase II, Randomized, Double-blind, Placebo-controlled Study to Examine the Effects of DAS181 in Immunocompromised Subjects With Lower Respiratory Tract Parainfluenza Infection on Supplemental Oxygen

NCT01644877
View directory record Official record
Conditions
Parainfluenza
Interventions
DAS181 dry powder, formulation F02, Lactose Placebo
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
12 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
45
States / cities
Phoenix, Arizona • Duarte, California • Orange, California + 33 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Phase 4 Interventional Results available

Comparing the Effects of Different Doses of Dexamethasone to Treat Inpatient COVID-19

NCT04707534
View directory record Official record
Conditions
Covid19
Interventions
Dexamethasone
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 29, 2024 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mind-body Treatments for Chronic Back Pain

NCT03294148
View directory record Official record
Conditions
Chronic Pain, Back Pain Lower Back Chronic, Back Pain, Low
Interventions
Open-Label Placebo Treatment for Chronic Back Pain, Psychotherapy Treatment for Chronic Back Pain
Other · Behavioral
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
21 Years to 70 Years
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Deep Vein Thrombosis (DVT) Prevention in Total Hip Arthroplasty: Continuous Enhanced Circulation Therapy (CECT) Versus Low Molecular Weight Heparin (LMWH)

NCT00358735
View directory record Official record
Conditions
Deep Vein Thrombosis of Lower Limb, Pulmonary Embolism (PE), Bleeding
Interventions
ActiveCare CECT device, Enoxaparin
Device · Drug
Lead sponsor
Medical Compression Systems
Industry
Eligibility
18 Years and older
Enrollment
411 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
9
States / cities
La Jolla, California • Loma Linda, California • Los Angeles, California + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2014 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Osteopathic Manipulative Therapy Effects on Prolonged Post-COVID Olfactory Dysfunction

NCT05112887
View directory record Official record
Conditions
COVID-19 Lower Respiratory Infection, SARS-CoV2 Infection
Interventions
Osteopathic Manipulative Therapy
Other
Lead sponsor
Ohio University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Dublin, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 5, 2026, 2:13 PM EDT
Completed Not applicable Interventional

C-reactive Protein (CRP)-Guided Management Algorithm for Adults With Acute Cough

NCT00221351
View directory record Official record
Conditions
Cough
Interventions
CRP point of care testing
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
2
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 23, 2011 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Microbiomes of Pelvic Pain

NCT01738464
View directory record Official record
Conditions
Interstitial Cystitis, Chronic Prostatitis, Chronic Pelvic Pain Syndrome, Lower Urinary Tract Symptoms, Overactive Bladder, Major Depression
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 24, 2024 · Synced Oct 5, 2026, 2:13 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Development of a Breath Analyzer for Asthma Screening

NCT00386737
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
Ekips Technologies
Industry
Eligibility
4 Years to 65 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Norman, Oklahoma
Source: ClinicalTrials.gov public record
Updated Oct 12, 2006 · Synced Oct 5, 2026, 2:13 PM EDT
Completed No phase listed Observational

A Study to Investigate How Respiratory Syncytial Virus (RSV) Infection Develops and Changes Over Time in Pediatric Participants

NCT06746051
View directory record Official record
Conditions
RSV Infections
Interventions
Not listed
Lead sponsor
Shionogi
Industry
Eligibility
Up to 36 Months
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Syracuse, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 4, 2025 · Synced Oct 5, 2026, 2:13 PM EDT