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ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:42 PM EDT

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Showing 1033–1056 of 3,928 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Respiratory Tract Infections (RTI) Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of the 2005-2006 Fluzone® Vaccine

NCT00258830
View directory record Official record
Conditions
Influenza
Interventions
Fluzone®: Influenza Virus Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Surgical Mask Use on Peak Torque, Total Work and Interset Fatigability During Isokinetic Strength Testing

NCT04706299
View directory record Official record
Conditions
Prevention of COVID-19
Interventions
Resistance Exercise
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Garfield Heights, Ohio
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Oct 17, 2026, 1:42 PM EDT
Terminated Phase 2Phase 3 Interventional

Study to Evaluate the Effects of Tempol (MBM-02) in COVID-19 Patients.

NCT04729595
View directory record Official record
Conditions
Covid19
Interventions
Tempol, Placebo
Drug · Other
Lead sponsor
Adamis Pharmaceuticals Corporation
Industry
Eligibility
18 Years and older
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
17
States / cities
Anniston, Alabama • Los Angeles, California • Doral, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Oct 17, 2026, 1:42 PM 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 17, 2026, 1:42 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Post-marketing Safety of Elasomeran/Davesomeran and Andusomeran

NCT06130345
View directory record Official record
Conditions
SARS-CoV-2
Interventions
SPIKEVAX
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
15,196,685 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional

A Controlled Trial Comparing the Efficacy of Aerosolized Pentamidine and Parenteral / Oral Trimethoprim - Sulfamethoxazole in the Treatment of Pneumocystis Carinii Pneumonia in AIDS

NCT00002056
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
LyphoMed
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Rosemont, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MiVacunaLA: an Intervention to Improve COVID-19 Vaccination Behaviors Among Latinos

NCT05234372
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
mivacunaLA
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Los Angeles, California • Malibu, California
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational

COVID-19 Infection in Patients Receiving Anti-CD20 Therapy

NCT04884477
View directory record Official record
Conditions
COVID-19, Immunosuppressed Host, Convalescent Plasma, Anti-CD20 Therapy
Interventions
Convalescent Plasma
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational

Vitamin D Levels in Children Undergoing Adenotonsillectomies and Controls

NCT00829972
View directory record Official record
Conditions
Tonsillitis
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
1 Year to 12 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Essential Amino Acid Supplementation in Older Adult COVID-19 Patients

NCT04816071
View directory record Official record
Conditions
Covid19
Interventions
Essential amino acids, Maltodextrin
Drug · Dietary Supplement
Lead sponsor
University of Arkansas
Other
Eligibility
55 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 3 Interventional Results available

VERU-111 in the Treatment of SARS-Cov-2 Infection by Assessing Its Effect on the Proportion of Patients Who Die on Study

NCT04842747
View directory record Official record
Conditions
SARS-CoV Infection
Interventions
VERU-111
Drug
Lead sponsor
Veru Inc.
Industry
Eligibility
18 Years to 100 Years
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
21
States / cities
Scottsdale, Arizona • Jonesboro, Arkansas • Chula Vista, California + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Not listed Not applicable Interventional

This Trial is a Clinical Performance Validation Study That Will Evaluate the Clinical Agreement of the Sky Medical™ Rapid Antigen Test Comparing the Antigen Rapid Test to RT-PCR

NCT05491993
View directory record Official record
Conditions
COVID-19, Sars-CoV-2 Infection
Interventions
Sky Medical™ Rapid Antigen Test
Diagnostic Test
Lead sponsor
Sky Medical Supplies & Equipments, LLC
Industry
Eligibility
7 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Lake Worth, Florida
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Combining Entertainment & Influenza Education for Pediatric Patients

NCT01788514
View directory record Official record
Conditions
Influenza
Interventions
Videogame
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
8 Years to 17 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2019 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Results available

Use of Novel Sinusonic Device for Prevention of Community Acquired Upper Respiratory Infection (URI)

NCT04468204
View directory record Official record
Conditions
Upper Respiratory Infection
Interventions
SinuSonic Device, Sham SinuSonic Device
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Results available

Efficacy of Esomeprazole for Non-Allergic Rhinitis: A Double-blind, Placebo Controlled Trial

NCT00745849
View directory record Official record
Conditions
Vasomotor Rhinitis
Interventions
esomeprazole, placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2019 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational

Evaluation of ST2 and IL-33 in Patients Presenting to the Emergency Department With Trouble Breathing

NCT00707811
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Asthma, Pulmonary Embolism, Pneumonia, Congestive Heart Failure
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Examining How a Text Message-based Educational Intervention Influences COVID-19 Testing

NCT07074171
View directory record Official record
Conditions
COVID-19 Testing Behaviors
Interventions
Text message-based education intervention, Historical Control
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 89 Years
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Brownsville, Texas • Houston, Texas • Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Recruiting Phase 2 Interventional

Magnetic Resonance Analysis of Neural Inflammatory Factors and External Stimulation

NCT06940609
View directory record Official record
Conditions
Long COVID, Long COVID Syndrome, Long COVID-19 Syndrome, PASC, PASC Post Acute Sequelae of COVID 19
Interventions
accelerated intermittent theta burst stimulation
Device
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Protective Efficacy of Flublok® Quadrivalent Versus Licensed Inactivated Influenza Vaccine in Adults ≥50 Years of Age

NCT02285998
View directory record Official record
Conditions
Influenza
Interventions
Flublok Quadrivalent Influenza Vaccine, Inactivated Influenza Vaccine
Biological
Lead sponsor
Protein Sciences Corporation
Industry
Eligibility
50 Years and older
Enrollment
9,003 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
38
States / cities
Mobile, Alabama • Tempe, Arizona • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2017 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational

A Study to Evaluate the Integrated Dose Counter on an Albuterol Hydrofluoroalkane (HFA) Metered Dose Inhaler (MDI)

NCT01302587
View directory record Official record
Conditions
Asthma, Chronic Obstructive Pulmonary Disease (COPD), Emphysema, Chronic Bronchitis
Interventions
Albuterol
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
4 Years and older
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
25
States / cities
Glendale, Arizona • Mission Viejo, California • Orange, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2012 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Remotely Delivered Programs Targeting COVID-19 Stress-Related Depression and Substance Use

NCT04595084
View directory record Official record
Conditions
Depression, Anxiety, Substance Use, Stress, Psychological, Stress, Emotional, Alcohol Use, Unspecified, Drug Use, Covid19
Interventions
Mindfulness Based Cognitive Therapy for Resilience During COVID-19 plus CHAMindWell, Internet Cognitive Behavioral Therapy plus CHAMindWell, CHAMindWell
Behavioral
Lead sponsor
Cambridge Health Alliance
Other
Eligibility
18 Years to 70 Years
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Replication-Competent Adenovirus 4-vectored Vaccine for Avian Influenza H5N1

NCT01006798
View directory record Official record
Conditions
Bird Flu, Influenza
Interventions
Placebo, Ad4-H5-Vtn, Sanofi Pasteur Influenza Virus Vaccine, H5N1
Other · Biological
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years to 40 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
4
States / cities
Lexington, Kentucky • Kansas City, Missouri • Rochester, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Results available

Exploring Safety & Clinical Benefit of Anti-Influenza Immunoglobulin Intravenous in Hospitalized Adults With Influenza A

NCT03315104
View directory record Official record
Conditions
Influenza A H3N2, Influenza A H1N1
Interventions
FLU-IGIV, Placebo for FLU-IGIV
Biological · Other
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
42
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Oct 17, 2026, 1:42 PM EDT