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ClinicalTrials.gov public records Last synced Oct 15, 2026, 2:28 AM EDT

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Showing 529–552 of 3,925 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Respiratory Tract Infections (RTI) Clear all
Completed Phase 1 Interventional

Testing the AVI-7100 Flu Drug in Healthy Volunteers

NCT01747148
View directory record Official record
Conditions
Influenza
Interventions
AVI-7100 versus placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 26, 2017 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

University of Wisconsin Meditation & Exercise Cold Study

NCT01654289
View directory record Official record
Conditions
Acute Respiratory Infection
Interventions
Mindfulness Meditation, Exercise
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
30 Years to 69 Years
Enrollment
413 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 7, 2018 · Synced Oct 15, 2026, 2:28 AM EDT
Terminated Not applicable Interventional Results available

OPEP Devices in Acute Inpatient Treatment of Pneumonia

NCT04540510
View directory record Official record
Conditions
Community-acquired Pneumonia
Interventions
OPEP therapy, Standard care
Device · Other
Lead sponsor
Danbury Hospital
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Norwalk, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 24, 2021 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Not applicable Interventional

CDC Prevention Epicenters Wake Up and Breathe Collaborative

NCT01583413
View directory record Official record
Conditions
Ventilator-associated Pneumonia
Interventions
Daily SAT & SBT
Procedure
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
Not listed
Enrollment
3,342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
5
States / cities
Chicago, Illinois • Salem, Massachusetts • St Louis, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2013 · Synced Oct 15, 2026, 2:28 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Feasibility Pilot Clinical Trial of Omega-3 Supplement vs. Placebo for Post Covid-19 Recovery Among Health Care Workers

NCT05121766
View directory record Official record
Conditions
COVID-19
Interventions
Omega-3 (EPA+DHA), Placebo
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Edison, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intracutaneous Delivery of Varied Dose Volumes of Saline

NCT01767337
View directory record Official record
Conditions
Influenza
Interventions
FLUGEN 101.2 device
Device
Lead sponsor
FluGen Inc
Industry
Eligibility
18 Years to 49 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Aug 2, 2017 · Synced Oct 15, 2026, 2:28 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

ARMOR Study: COVID-19 Seroprevalence Among Healthcare Workers

NCT04367857
View directory record Official record
Conditions
Covid-19, Coronavirus Infection, Coronavirus
Interventions
COVID-19 Serology, Health Care Worker Survey
Other · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Menactra® in US Adolescents When Administered Concomitantly With Tdap Vaccine

NCT00777257
View directory record Official record
Conditions
Meningitis, Meningococcemia, Pertussis, Tetanus, Diphtheria
Interventions
T dap + Meningococcal Polysaccharide Diphtheria Toxoid Conj., Tdap + Meningococcal Polysaccharide Diphtheria Toxoid Conj., Meningococcal Polysaccharide Diphtheria Toxoid Conj. + T dap
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
11 Years to 17 Years
Enrollment
1,345 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
20
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Boulder, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Adjuvanted Seasonal Recombinant Quadrivalent Virus-Like Particles (QVLP) Influenza Vaccine in Adults 65 Years of Age and Older

NCT04622592
View directory record Official record
Conditions
Influenza
Interventions
Instramuscular vaccine
Biological
Lead sponsor
Medicago
Industry
Eligibility
65 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
14
States / cities
Huntsville, Alabama • Chandler, Arizona • San Diego, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2023 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Addressing Vaccine Hesitancy and Increasing COVID-19 Vaccine Uptake Among African American Young Adults in the South

NCT05490329
View directory record Official record
Conditions
COVID-19, Vaccine Uptake
Interventions
Tough Talks COVID
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 29 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Mar 28, 2025 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional Results available

Tocilizumab to Prevent Clinical Decompensation in Hospitalized, Non-critically Ill Patients With COVID-19 Pneumonitis

NCT04331795
View directory record Official record
Conditions
COVID-19
Interventions
Tocilizumab
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Phase 3 Study of Novavax Vaccine(s) as Booster Dose After mRNA Vaccines

NCT05875701
View directory record Official record
Conditions
COVID-19
Interventions
NVX-CoV2373, SARS-CoV-2 rS antigen/Matrix-M Adjuvant
Biological
Lead sponsor
Novavax
Industry
Eligibility
18 Years to 49 Years
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
5
States / cities
Austin, Texas • Fort Worth, Texas • Plano, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Oct 15, 2026, 2:28 AM EDT
Completed No phase listed Observational

Developing Enhanced Prediction Models

NCT02983812
View directory record Official record
Conditions
Acute Myocardial Infraction or Chest Pain, Chronic Obstructive Pulmonary Disease (COPD), Congestive Heart Failure (CHF), Diabetes, Pneumonia
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 6, 2020 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional

Steroids and Pain Control After Tonsillectomy

NCT03995628
View directory record Official record
Conditions
Tonsillitis, Obstructive Sleep Apnea of Child
Interventions
Dexamethasone, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
3 Years to 12 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional Results available

Vitamin D for Sickle-cell Respiratory Complications

NCT01443728
View directory record Official record
Conditions
Sickle Cell Disease, Vitamin D Deficiency, Acute Chest Syndrome, Asthma, Respiratory Infections
Interventions
Experimental: Vitamin D3 100,000 IU, Active Comparator: Vitamin D3 12,000 IU
Drug
Lead sponsor
Gary M Brittenham, MD
Other
Eligibility
3 Years to 20 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 15, 2026, 2:28 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Point of Care Evaluation of Novir 2019-nCoV Immunoglobulin G/ Immunoglobulin M (IgG/IgM) Antibody Test (Collodial Gold)

NCT04902911
View directory record Official record
Conditions
Covid19
Interventions
COVID-19 SARS-CoV IgG/IgM antibody rapid test
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
21 Years and older
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Wauwatosa, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Not applicable Interventional Results available

CGM Use in COVID19 Patients (Infection With Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2))

NCT04756141
View directory record Official record
Conditions
Diabetes Mellitus, Covid19
Interventions
Continuous Glucose Monitor (CGM)
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 4, 2023 · Synced Oct 15, 2026, 2:28 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

WEAICOR: Wearables to Investigate the Long Term Cardiovascular and Behavioral Impacts of COVID-19

NCT04605965
View directory record Official record
Conditions
Covid19, Cardiovascular Complication, Behavioral Changes
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 120 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
2
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 15, 2026, 2:28 AM EDT
Terminated Phase 2 Interventional Results available

Clinical Trials to Reduce the Risk of Antimicrobial Resistance

NCT01570192
View directory record Official record
Conditions
Bacterial Pneumonia
Interventions
IV meropenem, I.V. Meropenem, Parenteral aminoglycoside; tobramycin for injection USP OR gentamicin sulfate injection solution concentrate 5mg.kg IV q24h; amikacin sulfate injection USP 20 mg/kg IV q24h, Linezolid or Vancomycin (per institutional guidelines) will be available for MRSA coverage., tobramycin nebulization
Drug · Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
8
States / cities
San Mateo, California • Gainesville, Florida • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2017 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional Results available

Coronavirus Disease 2019 (COVID-19) Antibody Plasma Research Study in Hospitalized Patients

NCT04524507
View directory record Official record
Conditions
COVID-19
Interventions
High-titer Convalescent COVID-19 Plasma (CCP1), Standard-titer Convalescent COVID-19 plasma (CCP2)
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 3, 2021 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 4 Interventional Results available

A Comparison of Postoperative Tramadol Versus Acetaminophen With Codeine in Children Undergoing Tonsillectomy

NCT01267136
View directory record Official record
Conditions
Tonsillitis, Pain
Interventions
Codeine with acetaminophen, Tramadol suspension
Drug
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
4 Years to 15 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 17, 2014 · Synced Oct 15, 2026, 2:28 AM EDT
Completed No phase listed Observational

Early Short Course Corticosteroids in COVID-19

NCT04374071
View directory record Official record
Conditions
COVID, Pneumonia, Viral
Interventions
Methylprednisolone
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Immunogenicity and Safety of mRNA-1283 COVID-19 Vaccine Boosters

NCT05137236
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1283.211, mRNA-1273, mRNA-1283.529
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
17
States / cities
Phoenix, Arizona • Hollywood, Florida • Sunrise, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 15, 2026, 2:28 AM EDT
Completed Phase 4 Interventional Results available

Prophylactic Antibiotics After Functional Endoscopic Sinus Surgery: a Randomized, Double-blind Placebo Controlled Trial

NCT01919411
View directory record Official record
Conditions
Sinusitis
Interventions
Amoxicillin-Potassium Clavulanate, Placebo
Drug
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 25, 2020 · Synced Oct 15, 2026, 2:28 AM EDT