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Showing 1–24 of 1,152 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: FluShield Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Fluzone Vaccine Administered by Intradermal Route in Comparison With Standard Fluzone® in Adults

NCT00772109
View directory record Official record
Conditions
Orthomyxoviridae Infection, Influenza, Myxovirus Infection
Interventions
Influenza Virus Vaccine USP Trivalent Types A and B
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years to 64 Years
Enrollment
4,292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
46
States / cities
Hoover, Alabama • Huntsville, Alabama • Mobile, Alabama + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 15, 2026, 3:37 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Flucelvax Pregnancy Registry

NCT02258178
View directory record Official record
Conditions
Pregnant Women, Influenza
Interventions
Flucelvax (cTIV)
Biological
Lead sponsor
Seqirus
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 4, 2017 · Synced Sep 15, 2026, 3:37 AM EDT
Completed No phase listed Observational

Study to Determine if the Flu Vaccine Increases the Risk of Muscle Damage in Participants Taking Drugs That Block Certain Proteins Made by Some Types of Immune System Cells

NCT03644498
View directory record Official record
Conditions
Cancer
Interventions
Non-Interventional
Other
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
1,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 17, 2024 · Synced Sep 15, 2026, 3:37 AM EDT
Completed No phase listed Observational Results available

A Post Marketing Evaluation of the Effectiveness of FluMist Risk Minimization Plan in Children

NCT00626808
View directory record Official record
Conditions
Asthma, Wheezing, Immunosuppression
Interventions
No Intervention
Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
Not listed
Enrollment
321,697 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Sep 15, 2026, 3:37 AM EDT
Completed No phase listed Observational

Impact of Immunosuppression in IBD Patients on Response to Influenza Vaccine

NCT00542776
View directory record Official record
Conditions
Inflammatory Bowel Disease (IBD), Immunosuppressed or Non-Immunosuppressed, Influenza Vaccine, Antibody Titers, Seroprotective Titers
Interventions
blood draw
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
5 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 30, 2008 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study to Evaluate Immunogenicity and Safety of GlaxoSmithKline (GSK) Biologicals' Quadrivalent Influenza Vaccine GSK2282512A When Administered to Children From 6 to 35 Months of Age

NCT01974895
View directory record Official record
Conditions
Influenza
Interventions
FluLaval® Quadrivalent, Fluzone®
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months to 35 Months
Enrollment
316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
12
States / cities
Sacramento, California • West Covina, California • Altamonte Springs, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

H5 Vaccine Alone or With Aluminum Hydroxide in Elderly Adults

NCT00294099
View directory record Official record
Conditions
Influenza
Interventions
Aluminum hydroxide, Inactivated Influenza A/H5N1 Vaccine (sanofi pasteur)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
65 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
7
States / cities
Iowa City, Iowa • Baltimore, Maryland • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2013 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety of H1N1 Monovalent Vaccine (MEDI3414) in Healthy Adults

NCT00945893
View directory record Official record
Conditions
Healthy
Interventions
MEDI3414 [Influenza A/H1N1 live attenuated, intranasal], Placebo
Biological · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 49 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
5
States / cities
Daytona Beach, Florida • Miami, Florida • South Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2011 · Synced Sep 15, 2026, 3:37 AM EDT
Completed No phase listed Observational

Chart Review of Antivirals for Influenza in Infants

NCT00311701
View directory record Official record
Conditions
Influenza
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 11 Months
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
15
States / cities
Birmingham, Alabama • Pulaski, Arkansas • Orange, California + 12 more
Source: ClinicalTrials.gov public record
Updated May 12, 2011 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of A/H1N1-SOIV (Swine Flu) Vaccine With and Without Adjuvant in Children (3 to < 9 Years)

NCT00972816
View directory record Official record
Conditions
Influenza
Interventions
MF59-eH1N1
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
3 Years to 8 Years
Enrollment
1,357 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
34
States / cities
Downey, California • Madera, California • Paramount, California + 29 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety, Tolerability, and Immunogenicity of a Combined Modified RNA Vaccine Candidate Against COVID-19 and Influenza.

NCT06178991
View directory record Official record
Conditions
Influenza, COVID-19
Interventions
Influenza and COVID-19 Combination A, Licensed influenza vaccine, COVID-19 Vaccine, Influenza and COVID-19 Combination B, Placebo, Investigational influenza vaccine
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 64 Years
Enrollment
8,795 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
106
States / cities
Athens, Alabama • Birmingham, Alabama • Mobile, Alabama + 76 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PROmotion of FLU Vaccine Uptake in the Emergency Department - PROFLUVAXED

NCT05836818
View directory record Official record
Conditions
Influenza Vaccination
Interventions
Question (Q), Messaging (M)
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
8
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Innate and Acquired Immunity to Influenza Infection and Immunization (SLVP029)

NCT03028974
View directory record Official record
Conditions
Influenza
Interventions
Fluzone®, FluMist®
Biological
Lead sponsor
Stanford University
Other
Eligibility
6 Months to 49 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2018 · Synced Sep 15, 2026, 3:37 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Characterizing the Human Airway Immune Response to FluMist Vaccination

NCT07177417
View directory record Official record
Conditions
Healthy Young Adults, Influenza Vaccines, Influenza Vaccine Response
Interventions
FluMist, inactivated influenza vaccine, bronchoscopy
Biological · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 40 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Transcutaneous Immunization With an Attenuated Listeria Monocytogenes Vector Vaccine

NCT01311817
View directory record Official record
Conditions
Healthy Volunteers
Interventions
BMB72 (actA/plcB-deleted Listeria monocytogenes expressing influenza A nucleoprotein)
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 1, 2015 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Not applicable Interventional

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

NCT06127108
View directory record Official record
Conditions
COVID-19, Influenza A, Influenza B
Interventions
Panbio™
Diagnostic Test
Lead sponsor
Abbott Rapid Dx
Industry
Eligibility
2 Years and older
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Vienna, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 24, 2024 · Synced Sep 15, 2026, 3:37 AM EDT
Terminated Phase 2 Interventional Results available

Study to Evaluate the Efficacy and Safety of Danirixin Co-administered With Oseltamivir in the Treatment of Adults Hospitalized With Influenza

NCT02927431
View directory record Official record
Conditions
Virus Diseases
Interventions
Danirixin 15 mg FBE, Danirixin 50 mg FBE, Placebo, Oseltamivir 75 mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
5
States / cities
Stamford, Connecticut • Council Bluffs, Iowa • Natchitoches, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2020 · Synced Sep 15, 2026, 3:37 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

A Deep Longitudinal Analysis of Next Generation Influenza Vaccines in Older Adults

NCT05518500
View directory record Official record
Conditions
Aging, Influenza Vaccine, Dendritic Cell, Vaccine Response
Interventions
Flu Vaccine (Year 1), Flu Vaccine (Year 2), Flu Vaccine (Year 3), Flu Vaccine (Year 4)
Biological
Lead sponsor
The Jackson Laboratory
Other
Eligibility
65 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

H5 Booster After a Two Dose Schedule

NCT00240968
View directory record Official record
Conditions
Influenza
Interventions
Inactivated Influenza A/H5N1 Vaccine (sanofi pasteur)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
337 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
3
States / cities
Torrance, California • Baltimore, Maryland • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Aug 15, 2013 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Randomized Trial of High Dose Influenza Vaccine in Long Term Care Setting

NCT01654224
View directory record Official record
Conditions
Influenza
Interventions
High Dose Inactivated Influenza Vaccine, Standard Dose Inactivated Influenza Vaccine
Biological
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Comparing the Immune Response and Safety of Fluarix and Fluzone Influenza Vaccines in Children

NCT00383123
View directory record Official record
Conditions
Influenza
Interventions
Fluarix™, Fluzone
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months to 17 Years
Enrollment
3,327 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
40
States / cities
Antioch, California • Fairfield, California • Fresno, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2018 · Synced Sep 15, 2026, 3:37 AM EDT
Not yet recruiting Phase 4 Interventional Accepts healthy volunteers

How Healthy Adults Respond to the Nasal Flu Vaccine

NCT07726862
View directory record Official record
Conditions
Mucosal Immune Response to Influenza Vaccination
Interventions
FluMist (Live Attenuated Influenza Vaccine)
Biological
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Fluzone® Quadrivalent and Fluzone® High-Dose, Influenza Vaccines

NCT03308825
View directory record Official record
Conditions
Influenza, Flu
Interventions
Fluzone Quadrivalent vaccine, Fluzone High-Dose vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
6 Months and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
3
States / cities
Council Bluffs, Iowa • Bardstown, Kentucky • Metairie, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Sep 15, 2026, 3:37 AM EDT
Completed Phase 2 Interventional

Oral Triple Combination Antiviral Drug Therapy for Treatment of Influenza A in Immunocompromised Subjects

NCT00979251
View directory record Official record
Conditions
Influenza
Interventions
Oseltamivir Phosphate, ADS-8902
Drug
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
1 Year to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
16
States / cities
San Francisco, California • Hollywood, Florida • Miramar, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Sep 15, 2026, 3:37 AM EDT