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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 9:40 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 4,396 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Respiratory Infection Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Immunologic Basis for an Attenuated Immune Response to the Influenza Vaccine After Repeated Annual Vaccination

NCT02876159
View directory record Official record
Conditions
Influenza
Interventions
2016-2017 Influenza Vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
20 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Not applicable Interventional

Humanity Neurotech Device Clinical Trial in Adults With Long COVID Cognitive Dysfunction

NCT06739668
View directory record Official record
Conditions
Post-Acute COVID-19 Syndrome, Cognitive Dysfunction
Interventions
Pascal device, Sham Device
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Jul 22, 2026, 9:40 AM EDT
Completed No phase listed Observational

Non-Rhinologic Etiologies of Headaches and Facial Pain in Tertiary Care Setting

NCT00355160
View directory record Official record
Conditions
Headache, Sinusitis, Rhinitis, Facial Pain
Interventions
Not listed
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2013 · Synced Jul 22, 2026, 9:40 AM EDT
Terminated Not applicable Interventional Results available

Placebo-Controlled Trial of Antibiotic Therapy in Adults With Suspect Lower Respiratory Tract Infection (LRTI) and a Procalcitonin Level

NCT03341273
View directory record Official record
Conditions
Lower Respiratory Tract Infection
Interventions
Azithromycin, Placebo, VIDAS B.R.A.H.M.S Procalcitonin Test (PCT)
Drug · Other · Device
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
5
States / cities
Atlanta, Georgia • Decatur, Georgia • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Jul 22, 2026, 9:40 AM EDT
Terminated Phase 2 Interventional Results available

Inhaled Nitric Oxide for Preventing Progression in COVID-19

NCT04388683
View directory record Official record
Conditions
COVID-19
Interventions
Nitric Oxide
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Jul 22, 2026, 9:40 AM EDT
Completed No phase listed Observational

Prospective Natural History Study of Smoking, Immune Cell Profiles, Epigenetics and COVID-19

NCT04403386
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
30 Years to 55 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of Recombinant Influenza Vaccine Containing Different H3 Antigens Without or With Adjuvant in Healthy Adult Subjects

NCT04451954
View directory record Official record
Conditions
Influenza Immunisation, Healthy Volunteers
Interventions
Quadrivalent RIV with H3 strain 1, Quadrivalent RIV with H3 strain 1 and adjuvant, Quadrivalent RIV with H3 strain 2, Quadrivalent RIV with H3 strain 2 and adjuvant, Quadrivalent RIV with 2018-2019 NH H3 strain, Quadrivalent RIV with 2018-2019 NH H3 strain and adjuvant
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
5
States / cities
San Diego, California • Melbourne, Florida • Orlando, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Not listed Not applicable Interventional

Alteplase for Treatment of Empyema and Complicated Parapneumonic Effusion

NCT00103766
View directory record Official record
Conditions
Empyema, Pleural Effusion
Interventions
Alteplase
Drug
Lead sponsor
O'Brien, Jeana D., MD, FACP, FCCP
Individual
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Temple, Texas
Source: ClinicalTrials.gov public record
Updated Jul 31, 2006 · Synced Jul 22, 2026, 9:40 AM EDT
Recruiting Phase 2 Interventional

Evaluating the Efficacy and Safety of Saline Irrigation as an Add-On Therapy for Retained Pleural Infections [LYTICS +]

NCT06713382
View directory record Official record
Conditions
Pleural Effusion Associated With Pulmonary Infection, Pleural Effusion Disorder, Pleural Effusions
Interventions
Pleural Saline Irrigation
Combination Product
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Not listed No phase listed Observational

Specimen Collection and Transport Workflow Evaluations for CLIA-waived Molecular Testing

NCT03299283
View directory record Official record
Conditions
Respiratory Tract Infections, Gastrointestinal Infection
Interventions
BioFire test platform
Diagnostic Test
Lead sponsor
BioFire Diagnostics, LLC
Industry
Eligibility
Not listed
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Jul 22, 2026, 9:40 AM EDT
Completed No phase listed Observational Results available

Medical Therapy Versus Balloon Sinus Dilation for Patients With Chronic Rhinosinusitis

NCT01685229
View directory record Official record
Conditions
Sinusitis
Interventions
Balloon sinus dilation, Medical Management
Device · Drug
Lead sponsor
Integra LifeSciences Corporation
Industry
Eligibility
19 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
20
States / cities
Denver, Colorado • Miami, Florida • Tampa, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2024 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Trial to Evaluate the Use of Pomegranate Concentrate (POMx) for the Prevention of Experimental Rhinovirus Infection

NCT00655031
View directory record Official record
Conditions
Common Cold
Interventions
Pomegranate Concentrate (POMx), Placebo
Dietary Supplement
Lead sponsor
POM Wonderful LLC
Industry
Eligibility
18 Years to 45 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
3
States / cities
Huntsville, Alabama • Melbourne, Florida • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2008 · Synced Jul 22, 2026, 9:40 AM EDT
Recruiting Not applicable Interventional

COPD Resources, Education, and Activity Designed for You Study

NCT07125053
View directory record Official record
Conditions
COPD
Interventions
Education (self-guided), Education (counselor-led), Physical Activity, Inhaler Training
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years and older
Enrollment
448 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Ecological Momentary Assessment and Text Message Intervention for Stress Management

NCT04907942
View directory record Official record
Conditions
Stress, Psychological, Loneliness, Covid19, Stress
Interventions
EMA + EMA and FACE Stress, EMA Alone
Other
Lead sponsor
Click Therapeutics, Inc.
Industry
Eligibility
22 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Recruiting Phase 2Phase 3 Interventional

Study of Chemosensory Enhancement Through Neuromodulation Training (SCENT for Long COVID)

NCT05855369
View directory record Official record
Conditions
Smell Dysfunction, Olfactory Disorder, Long COVID
Interventions
Trigeminal Nerve Stimulation (TNS), Active Smell Training (ST), Placebo Smell Training (PBO)
Device · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Not applicable Interventional

REGAIN: RCT of Oxaloacetate for Fatigue in Long COVID

NCT05840237
View directory record Official record
Conditions
Post-COVID-19 Syndrome, Fatigue Syndrome, Chronic
Interventions
Anhydrous Enol-Oxaloacetate, a "Medical Food", White Rice Flour
Other
Lead sponsor
Terra Biological LLC
Industry
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Exercise and COVID-19 Viral T-cell Immunity

NCT05019456
View directory record Official record
Conditions
COVID-19 Respiratory Infection, Influenza
Interventions
COVID-19 Vaccine
Biological
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 44 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rapid Turnaround, Home-based Saliva Testing for COVID-19

NCT04568122
View directory record Official record
Conditions
Covid19
Interventions
Saliva test kit
Device
Lead sponsor
Stanford University
Other
Eligibility
2 Years and older
Enrollment
1,277 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Pleasanton, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Jul 22, 2026, 9:40 AM EDT
Completed No phase listed Observational

COVID-19 Associated Pulmonary Aspergillosis (CAPA) and Other Invasive Fungal Infections (IFI)

NCT04818853
View directory record Official record
Conditions
Covid19, Aspergillosis, Fungal Infection
Interventions
Observation to monitor patients for these infections
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Jul 22, 2026, 9:40 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Drum Circle Synchrony Study 2c.a.

NCT06513845
View directory record Official record
Conditions
Mental Health Issue, COVID-19
Interventions
Communal drumming recordings
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Jul 22, 2026, 9:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Aerosol Box Use During Cardiopulmonary Arrest: A Multicenter Study

NCT05868239
View directory record Official record
Conditions
Cardiac Arrest, COVID-19, Coronavirus
Interventions
Aerosol box
Device
Lead sponsor
KidSIM Simulation Program
Network
Eligibility
18 Years to 60 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

The Safety of Boostrix Following Routine Immunization of Pregnant Women

NCT03463577
View directory record Official record
Conditions
Whooping Cough
Interventions
Safety assessment following routine immunization with Boostrix
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Female only
Enrollment
65,783 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of an Investigational Flu Seasonal/SARS-CoV-2 Combination Vaccine in Adults

NCT06680375
View directory record Official record
Conditions
COVID-19
Interventions
Flu Seasonal /SARS-CoV-2 mRNA Dose 1, Flu Seasonal /SARS-CoV-2 mRNA Dose 2, Flu Seasonal mRNA, SARS-CoV-2 mRNA Dose 1, SARS-CoV-2 mRNA Dose 2, Licensed Flu Seasonal, Licensed COVID-19 mRNA, Placebo
Combination Product · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
9
States / cities
Anniston, Alabama • Rolling Hills Estates, California • Hialeah, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Jul 22, 2026, 9:40 AM EDT
Completed Phase 3 Interventional Results available

LY3819253 (LY-CoV555) for Inpatients With COVID-19 (An ACTIV-3/TICO Treatment Trial)

NCT05780268
View directory record Official record
Conditions
COVID-19
Interventions
LY3819253, Placebo, Remdesivir
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
42
States / cities
Tucson, Arizona • Fresno, California • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2023 · Synced Jul 22, 2026, 9:40 AM EDT