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ClinicalTrials.gov public records Last synced Oct 17, 2026, 6:04 PM EDT

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Showing 25–48 of 1,159 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Fluarix Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

H5N1 Priming and Boosting Strategies

NCT00703053
View directory record Official record
Conditions
Influenza
Interventions
A/Vietnam/1203/04, A/Indonesia/05/05
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
505 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
5
States / cities
Decatur, Georgia • Rochester, Minnesota • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2013 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Immunogenicity and Safety of Trivalent Recombinant Hemagglutinin Influenza Vaccine in Healthy Adults

NCT00328107
View directory record Official record
Conditions
Influenza
Interventions
Influenza Vaccine, recombinant Hemagglutinin
Biological
Lead sponsor
Protein Sciences Corporation
Industry
Eligibility
18 Years to 49 Years
Enrollment
459 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
3
States / cities
Rochester, New York • Cincinnati, Ohio • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 12, 2010 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2 Interventional Results available

Immunogenicity of Fluzone HD,A High Dose Influenza Vaccine, In Children With Cancer or HIV

NCT01205581
View directory record Official record
Conditions
HIV, Cancer
Interventions
Fluzone High Dose Vaccine, Fluzone Standard Dose Vaccine
Biological
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
3 Years to 21 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Not applicable Interventional

FluAlert: Influenza Vaccine Alerts for Providers in the Electronic Health Record

NCT01146899
View directory record Official record
Conditions
Influenza
Interventions
Provider Alert
Other
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 75 Years
Enrollment
6,145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2014 · Synced Oct 17, 2026, 6:04 PM EDT
Completed No phase listed Observational

Study to Assess the Burden of Mild Outcomes (Physician Office Visits) Due to Influenza in the United States

NCT02019732
View directory record Official record
Conditions
Influenza
Interventions
Data collection
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Not listed
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flu Shot Pre-visit Questionnaire

NCT05508698
View directory record Official record
Conditions
Influenza
Interventions
Precommitment Nudge, Salience
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
230,962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Phase 2 Study to Evaluate Immune Responses of FluMist®

NCT00461981
View directory record Official record
Conditions
Influenza Vaccine
Interventions
TIV, Trivalent Inactivated Influenza Virus Vaccine, FluMist, Influenza Virus Vaccine Live
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
12 Months to 35 Months
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
19
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Anaheim, California + 16 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Phase 3 Pivotal Trial of NanoFlu™ in Older Adults

NCT04120194
View directory record Official record
Conditions
Influenza, Human
Interventions
NanoFlu, Fluzone Quadrivalent
Biological
Lead sponsor
Novavax
Industry
Eligibility
65 Years and older
Enrollment
2,654 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
19
States / cities
Hollywood, Florida • Savannah, Georgia • Stockbridge, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 17, 2026, 6:04 PM EDT
Completed No phase listed Observational

Cardiac Arrhythmias In Patients With Coronavirus Disease (COVID-19)

NCT04358029
View directory record Official record
Conditions
COVID 19 Cardiac, COVID 16 Arrhythmia, COVID 19 Death
Interventions
Not listed
Lead sponsor
Vivek Reddy
Other
Eligibility
Not listed
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Seasonal Influenza DNA Vaccine & Seasonal Influenza Trivalent Inactivated Vaccine (TIV) in Children & Adolescents

NCT01609998
View directory record Official record
Conditions
Influenza
Interventions
Seasonal Influenza DNA vaccine, TIV
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Years to 17 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
5
States / cities
Atlanta, Georgia • St Louis, Missouri • Lebanon, New Hampshire + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2018 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Evaluate the Immune Response and Safety of an Influenza Vaccine in Adults 18 Years of Age and Above

NCT07204964
View directory record Official record
Conditions
Influenza, Human
Interventions
Flu mRNA (Formulation B1), Flu mRNA (Formulation B3), Flu mRNA(Formulation A), Comparator 1, Comparator 2, Comparator 3
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
971 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
15
States / cities
Guntersville, Alabama • Canoga Park, California • Walnut Creek, California + 12 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparative Tests of Flu Vaccination Phone Messages

NCT03332992
View directory record Official record
Conditions
Influenza, Human
Interventions
Viral changes, Protect others, General intentions, Behavioral intentions, Accountability
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
7,206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 15, 2018 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Pivotal, Multicenter, Observer-Blind, Randomized Study of Influenza A (H1N1)2009 Monovalent Subunit Vaccine With and Without Adjuvant in Children Ages 6 to <36 Months

NCT00996307
View directory record Official record
Conditions
Influenza
Interventions
MF59-eH1N1_f
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
6 Months to 35 Months
Enrollment
654 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
28
States / cities
Bentonville, Arkansas • Fort Smith, Arkansas • Canoga Park, California + 25 more
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Efficacy Study of Two Influenza Vaccines and Placebo in Healthy Adult Subjects

NCT00630331
View directory record Official record
Conditions
Influenza
Interventions
Cell culture-derived influenza vaccine, Egg-derived influenza virus vaccine, Placebo
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
18 Years to 49 Years
Enrollment
11,404 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
17
States / cities
Denver, Colorado • Pembroke Pines, Florida • South Miami, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated May 24, 2024 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Functional Consequences of T-bet Expression in Flu-specific Memory B Cells After Live Attenuated Influenza Vaccine (LAIV)

NCT04080245
View directory record Official record
Conditions
Influenza, Human
Interventions
Treatment Group Live Attenuated Flu Vaccine (LAIV)
Biological
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Sanofi Pasteur, TIV + H1N1, Pediatric Population

NCT00943202
View directory record Official record
Conditions
Influenza
Interventions
Inactivated H1N1 Vaccine, Trivalent Inactivated Influenza Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 17 Years
Enrollment
531 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
8
States / cities
Atlanta, Georgia • Iowa City, Iowa • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Oct 17, 2026, 6:04 PM EDT
Completed No phase listed Observational

Influenza Vaccine in Lung Transplant Patients - Antibody

NCT04533139
View directory record Official record
Conditions
Influenza
Interventions
Influenza vaccine
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 23, 2020 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose Ranging Study to Evaluate Immunogenicity and Safety of Adjuvanted or Non-adjuvanted Cell Culture-derived H5N1 Influenza Vaccine in Young Adults (18-40 Years Old)

NCT00812019
View directory record Official record
Conditions
Influenza
Interventions
Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 3.75_0%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 3.75_25%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 3.75_50%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 3.75_100%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 7.5_0%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 7.5_25%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 7.5_50%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 7.5_100%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 15_0%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 15_25%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 15_50%MF59, Cell Culture-Derived H5N1 Subunit Influenza Vaccine, 15_100%MF59
Biological
Lead sponsor
Seqirus
Industry
Eligibility
18 Years to 40 Years
Enrollment
753 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2020 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Study to Eliminate Hib Carriage in Rural Alaska Native Villages

NCT00153556
View directory record Official record
Conditions
Haemophilus Influenzae Type B, Carrier State
Interventions
Hib conjugate vaccine (HbOC, Wyeth Vaccines)
Biological
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
0 Years and older
Enrollment
3,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2003
U.S. locations
1
States / cities
Anchorage, Alaska
Source: ClinicalTrials.gov public record
Updated Sep 12, 2005 · Synced Oct 17, 2026, 6:04 PM 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 17, 2026, 6:04 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Post-Marketing Safety Study of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) mRNA-1273 COVID-19 Vaccine in the United States

NCT04958954
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
50,000,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2023 · Synced Oct 17, 2026, 6:04 PM EDT
Terminated No phase listed Observational

Study of Maternal Hepatitis C Infection and Influenza Vaccination in Pregnancy

NCT00810875
View directory record Official record
Conditions
Hepatitis C
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 25, 2014 · Synced Oct 17, 2026, 6:04 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Determine the Immunogenicity and Safety Profile of CSL Limited's Influenza Virus Vaccine Compared to a US Licensed Comparator Influenza Virus Vaccine

NCT00735475
View directory record Official record
Conditions
Influenza
Interventions
CSL Limited Influenza Virus Vaccine (Afluria®), US Licensed Influenza Virus Vaccine (Fluzone®)
Biological
Lead sponsor
Seqirus
Industry
Eligibility
65 Years and older
Enrollment
1,268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
13
States / cities
Mountain Home, Arkansas • Boise, Idaho • Iowa City, Iowa + 10 more
Source: ClinicalTrials.gov public record
Updated May 23, 2018 · Synced Oct 17, 2026, 6:04 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Effect of Age and Prior Immunity on Response to H1N1 Vaccines in Children

NCT01097941
View directory record Official record
Conditions
2009 H1N1 Influenza
Interventions
Live Attenuated H1N1 Influenza Vaccine, Influenza A (H1N1) 2009 Monovalent Vaccine, Influenza A (H1N1) 2009 Monovalent Vaccine/ Influenza A (H1N1) Monovalent Vaccine Live
Biological
Lead sponsor
University of Rochester
Other
Eligibility
4 Years to 9 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Oct 17, 2026, 6:04 PM EDT