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ClinicalTrials.gov public records Last synced Nov 3, 2026, 5:00 PM EST

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Showing 97–120 of 1,144 matching trials from the live ClinicalTrials.gov search.
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Terminated No phase listed Observational Results available

Clinical Validation of the Point-of-Care MSD Influenza Test

NCT00863343
View directory record Official record
Conditions
Influenza Human
Interventions
Public Health Notification
Biological
Lead sponsor
Meso Scale Diagnostics, LLC.
Industry
Eligibility
Not listed
Enrollment
391 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
3
States / cities
San Diego, California • Lebanon, New Hampshire • Port Jefferson, New York
Source: ClinicalTrials.gov public record
Updated Mar 1, 2012 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety, Reactogenicity and Immunogenicity of an H5N1 VLP

NCT00519389
View directory record Official record
Conditions
Pandemic Influenza
Interventions
H5N1 VLP Vaccine, Placebo
Biological
Lead sponsor
Novavax
Industry
Eligibility
18 Years to 40 Years
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 21, 2013 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers

Trial to Investigate Immune Responses Elicited by a Liquid Formulation of Influenza Virus Vaccine(CAIV-T)in Healthy Adults Aged 18 to 59 and Healthy Adults Aged 60 Years and Older

NCT00192153
View directory record Official record
Conditions
Influenza
Interventions
CAIV-T or TIV
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001
U.S. locations
2
States / cities
New Port Richey, Florida • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 13, 2021 · Synced Nov 3, 2026, 5:00 PM EST
Not listed No phase listed Observational

A Multi-Site Clinical Evaluation of the ARIES Flu Assay in Symptomatic Patients

NCT02087761
View directory record Official record
Conditions
Respiratory Tract Infection, Bronchitis, Pneumonia
Interventions
Not listed
Lead sponsor
Luminex Corporation
Industry
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
3
States / cities
St Louis, Missouri • Lake Success, New York • Temple, Texas
Source: ClinicalTrials.gov public record
Updated Mar 2, 2016 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 4 Interventional Results available

Influenza Vaccination for Flu Prevention in Patients With Plasma Cell Disorders

NCT04080531
View directory record Official record
Conditions
Plasma Cell Neoplasm
Interventions
Pneumococcal 13-valent Conjugate Vaccine, Trivalent Influenza Vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 28, 2025 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Safety and Immunogenicity Trial in Adults 65 Years of Age or Over to Prevent Influenza

NCT00706732
View directory record Official record
Conditions
Influenza
Interventions
AVX502, Placebo
Biological
Lead sponsor
AlphaVax, Inc.
Industry
Eligibility
65 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 12, 2012 · Synced Nov 3, 2026, 5:00 PM EST
Completed No phase listed Observational

Evaluation of Performance of the LumiraDx Influenza A/B + RSV Test at POC Testing Sites

NCT04288921
View directory record Official record
Conditions
Influenza, Human, Respiratory Syncytial Virus Infections
Interventions
Swab
Diagnostic Test
Lead sponsor
LumiraDx UK Limited
Industry
Eligibility
Not listed
Enrollment
525 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
20
States / cities
Birmingham, Alabama • Encinitas, California • Madera, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Nov 3, 2026, 5:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Almonds on Immune Strength and Response to Flu Vaccination in Overweight Older Men and Postmenopausal Women: A Randomized Controlled Study

NCT05031663
View directory record Official record
Conditions
Immune Response, Inflammation
Interventions
Almond group, Control Group
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
40 Years to 70 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 2Phase 3 Interventional Results available

Safety and Efficacy Study of Nitazoxanide in the Treatment of Acute Uncomplicated Influenza

NCT01227421
View directory record Official record
Conditions
Influenza
Interventions
Nitazoxanide, Placebo
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
12 Years to 65 Years
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Elmira, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2023 · Synced Nov 3, 2026, 5:00 PM EST
Recruiting Not applicable Interventional Accepts healthy volunteers

H5N1 Milk Detection Study

NCT06850298
View directory record Official record
Conditions
Influenza
Interventions
Pasteurized milk contaminated with killed A(H5) virus
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Nov 3, 2026, 5:00 PM EST
Completed Not applicable Interventional

The Effect of a Planning Prompt on Seasonal Influenza Vaccination Rates

NCT01207232
View directory record Official record
Conditions
Seasonal Influenza
Interventions
Planning Prompt, Control Condition
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
3,272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 22, 2010 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 2 Interventional

Mucosal and Systemic Immunity After Viral Challenge of Healthy Volunteers Vaccinated With Inactivated Influenza Vaccine Via the Intranasal Versus Intramuscular Route

NCT03845231
View directory record Official record
Conditions
Influenza
Interventions
Flucelvax(R), Human Challenge virus
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 10, 2020 · Synced Nov 3, 2026, 5:00 PM EST
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Impact of High Dietary Fiber on Microbiome and Vaccine Responses

NCT05565586
View directory record Official record
Conditions
Influenza
Interventions
High-Fiber Diet (HFD), Prebiotic Food-Enriched Diet (PreFED)
Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 4 Interventional Accepts healthy volunteers

REDucing Influenza Among University Students, University of California at Berkeley

NCT00448773
View directory record Official record
Conditions
Influenza-like Illness, Influenza
Interventions
Online education
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
17 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2010 · Synced Nov 3, 2026, 5:00 PM EST
Terminated Phase 4 Interventional Accepts healthy volunteers

Th1 Response to Influenza: Aging and Vaccine Efficacy

NCT00396305
View directory record Official record
Conditions
Influenza
Interventions
Placebo, Trivalent Inactivated Influenza
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
21 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity of a Split, Cell-Based, Inactivated, Trivalent Influenza Vaccine in Healthy Adult Subjects

NCT00845429
View directory record Official record
Conditions
Influenza, Orthomyxoviruses, Myxovirus Infection
Interventions
Influenza virus vaccine - cell-based (2007-2008 Formulation), Influenza virus vaccine (2007-2008 Formulation)
Biological
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 49 Years
Enrollment
729 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
15
States / cities
Hoover, Alabama • Mobile, Alabama • Tucson, Arizona + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2012 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Reactogenicity, Safety and Immunogenicity of GlaxoSmithKline (GSK) Biologicals' Investigational Supra-seasonal Universal Influenza Vaccines - Inactivated (SUIVs) (GSK3816302A) in Healthy Adults Aged 18 to 39 Years

NCT03275389
View directory record Official record
Conditions
Influenza, Human
Interventions
D-SUIV cH8/1N1+AS03, D-SUIV cH5/1N1+AS03, D-SUIV cH11/1N1+AS03, D-SUIV cH8/1N1+AS01, D-SUIV cH5/1N1+AS01, D-SUIV cH11/1N1+AS01, D-SUIV cH8/1N1, D-SUIV cH5/1N1, D-SUIV cH11/1N1, Placebo, Fluarix Quadrivalent
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 39 Years
Enrollment
470 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
5
States / cities
South Miami, Florida • Wichita, Kansas • Rochester, New York + 2 more
Source: ClinicalTrials.gov public record
Updated May 7, 2021 · Synced Nov 3, 2026, 5:00 PM EST
Completed No phase listed Observational Accepts healthy volunteers

Post-Marketing Observational Study of Safety Following Vaccination With Flublok® Compared to Licensed IIV in Adults

NCT02600585
View directory record Official record
Conditions
Human Influenza
Interventions
Recombinant Influenza Vaccine, Inactivated Influenza Vaccine
Biological
Lead sponsor
Protein Sciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
254,648 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of a Live-attenuated Universal Flu Vaccine Followed by an Inactivated Universal Flu Vaccine

NCT03300050
View directory record Official record
Conditions
Influenza, Vaccine
Interventions
cH8/1N1 LAIV, AS03-adjuvanted cH5/1N1 IIV, cH5/1N1 IIV, AS03-adjuvanted cH8/1N1 IIV, Normal saline, Phosphate buffered saline (PBS)
Biological
Lead sponsor
PATH
Other
Eligibility
18 Years to 39 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
2
States / cities
Durham, North Carolina • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Nov 3, 2026, 5:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

Clinical Evaluation of the Panbio™ COVID-19/ Flu A&B Rapid Panel

NCT05163730
View directory record Official record
Conditions
COVID-19, Influenza A, Influenza Type B
Interventions
COVID-19/ Flu A&B Rapid Panel
Device
Lead sponsor
Abbott Rapid Diagnostics Jena GmbH
Industry
Eligibility
Not listed
Enrollment
2,472 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Easley, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced Nov 3, 2026, 5:00 PM EST
Completed Not applicable Interventional Results available

Behavioral Economics to Improve Flu Vaccination Using EHR Nudges Replication

NCT06626321
View directory record Official record
Conditions
Behavior, Health, Flu, Flu Vaccination
Interventions
Pre-visit patient text messaging, Default pended order, Monthly peer comparison feedback, High risk bidirectional pre-visit text messaging
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years and older
Enrollment
26,248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Two Doses of H5N1 Influenza Vaccine in Elderly Subjects

NCT01766921
View directory record Official record
Conditions
Pandemic H5N1 Influenza
Interventions
Adjuvanted H5N1 pandemic influenza vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
65 Years and older
Enrollment
1,393 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
12
States / cities
Phoenix, Arizona • Hollywood, Florida • Wichita, Kansas + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2019 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Synbiotics as Adjuvant to Influenza Vaccine in Elderly

NCT01304771
View directory record Official record
Conditions
Influenza
Interventions
Synbiotic AKSB
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 20, 2012 · Synced Nov 3, 2026, 5:00 PM EST
Completed Phase 3 Interventional Accepts healthy volunteers

Study Comparing Immune Response to, and Safety of, Fluviral and Fluzone Influenza Vaccines in Persons 50 y.o. and Over

NCT00232947
View directory record Official record
Conditions
Influenza
Interventions
Influenza virus vaccine (Fluviral), Influenza virus vaccine (Fluzone)
Biological
Lead sponsor
ID Biomedical Corporation, Quebec
Industry
Eligibility
50 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
10
States / cities
Pembroke Pines, Florida • Atlanta, Georgia • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2007 · Synced Nov 3, 2026, 5:00 PM EST