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ClinicalTrials.gov public records Last synced Oct 3, 2026, 10:52 AM EDT

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Showing 25–48 of 308 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Influenza Virus Vaccine Inactivated Clear all
Completed Phase 1 Interventional Results available

Standard vs High-Dose Trivalent Inactivated Flu Vaccine in Adult Hematopoetic Stem Cell Transplant (HSCT) Recipients

NCT01215734
View directory record Official record
Conditions
Adult Stem Cell Hematopoetic Transplant
Interventions
High-Dose Trivalent Inactivated Influenza Vaccine (HD-TIV), Standard Dose Trivalent Inactivated Flu Vaccine
Biological
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 8, 2013 · Synced Oct 3, 2026, 10:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Influenza Vaccine in Lung Transplant Patients - Seroprotection

NCT04531657
View directory record Official record
Conditions
Influenza
Interventions
Influenza vaccine
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 23, 2020 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Immunologic Response to Influenza Vaccination in Children and Adolescents

NCT03614975
View directory record Official record
Conditions
Influenza, Human, Immune Response
Interventions
Flucelvax inactivated influenza vaccine, Fluzone inactivated influenza vaccine
Biological
Lead sponsor
Richard Zimmerman MD
Other
Eligibility
4 Years to 20 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Responses to Influenza Vaccine in Patients With Mitochondrial Disorders (MELAS)

NCT01831934
View directory record Official record
Conditions
MELAS Syndrome
Interventions
Fluzone®
Biological
Lead sponsor
Stanford University
Other
Eligibility
13 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Feasibility of Cocooning Immunization Strategy With Influenza Vaccine

NCT00570037
View directory record Official record
Conditions
Influenza
Interventions
Trivalent inactivated influenza vaccine
Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
544 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
2
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 24, 2013 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A/H5N1 Vaccine in Healthy Children Aged 2-9 Years

NCT00133536
View directory record Official record
Conditions
Influenza
Interventions
Influenza A/H5N1 Vaccine, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 9 Years
Enrollment
157 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
4
States / cities
Torrance, California • Baltimore, Maryland • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety and Immunogenicity of Two Doses of DCVC H1 HA mRNA-LNP in Healthy Adults

NCT05945485
View directory record Official record
Conditions
Influenza
Interventions
DCVC H1 HA mRNA vaccine, Quadrivalent Recombinant Seasonal Influenza Vaccine, Sodium Chloride, 0.9%
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Trial to Describe the Safety and Immunogenicity of Fluzone®

NCT00524940
View directory record Official record
Conditions
Influenza
Interventions
Inactivated, Split-Virion Influenza Virus
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Genetic and Environmental Factors in the Response to Influenza Vaccination

NCT03088904
View directory record Official record
Conditions
Influenza, Healthy
Interventions
FluMist® Quadrivalent, Fluzone® Quadrivalent vaccine
Biological
Lead sponsor
Stanford University
Other
Eligibility
12 Years to 49 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

H5N1 With or Without Topical Aldara in Healthy Adults

NCT03472976
View directory record Official record
Conditions
Avian Influenza, Influenza Immunisation
Interventions
Aqueous Cream B.P., Imiquimod, Influenza Virus Vaccine, Monovalent A/H5N1 A/Vietnam/1203/04
Other · Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Oct 3, 2026, 10:52 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

A Case Control Study of the Effectiveness of Q/LAIV Versus Inactivated Influenza Vaccine and No Vaccine in Subjects 2-17 Years of Age

NCT01997450
View directory record Official record
Conditions
Influenza Vaccine Effectiveness
Interventions
Not listed
Lead sponsor
MedImmune LLC
Industry
Eligibility
2 Years to 17 Years
Enrollment
4,121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
8
States / cities
Gainesville, Florida • Bloomington, Minnesota • Winston-Salem, North Carolina + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose-Escalating Trial Using Vero Cell-culture Derived H5N1 +/- Aluminum in Adults

NCT00382980
View directory record Official record
Conditions
Influenza
Interventions
Aluminum hydroxide, Inactivated Vero cell based whole virus influenza A/H5N1, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
5
States / cities
Stanford, California • Torrance, California • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of mRNA-1010 Seasonal Influenza Vaccine in Adults

NCT05827978
View directory record Official record
Conditions
Seasonal Influenza
Interventions
mRNA-1010, Licensed Quadrivalent Inactivated Seasonal Influenza Vaccine
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
8,411 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
103
States / cities
Anniston, Alabama • Athens, Alabama • Cullman, Alabama + 85 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Inactivated Influenza A/H5N1 Vaccine in the Elderly

NCT00230750
View directory record Official record
Conditions
Influenza
Interventions
Influenza A/H5N1 Vaccine, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
65 Years and older
Enrollment
261 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
4
States / cities
Torrance, California • Rochester, New York • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2013 · Synced Oct 3, 2026, 10:52 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Effect of Influenza Vaccination on IVF Outcomes - IVF

NCT02947217
View directory record Official record
Conditions
Infertility
Interventions
Influenza Vaccine, Sterile Saline
Biological · Other
Lead sponsor
Center for Human Reproduction
Other
Eligibility
21 Years to 38 Years · Female only
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Control of Epidemic Influenza Through a School-based Influenza Vaccination Program

NCT00138294
View directory record Official record
Conditions
Influenza
Interventions
live attenuated and inactivated influenza vaccines
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
4 Years to 18 Years
Enrollment
29,255 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2010
U.S. locations
2
States / cities
Temple, Texas • Waco, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

VRC 309: A Multi-Center, Open-Label, Randomized Phase I Study of an Investigational Influenza DNA Vaccine Followed by 2009/2010 Seasonal Influenza Trivalent Inactivated Vaccine (TIV) Compared to Two Injections of TIV in Adults 45-70 Years

NCT00995982
View directory record Official record
Conditions
Influenza, Human
Interventions
VRC-FLUDNA056-00VP
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
45 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Bethesda, Maryland • Annandale, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 3, 2026, 10:52 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Influenza Vaccine as a Novel Experimental Model of the Behavioral Immune Response in Depression

NCT03756246
View directory record Official record
Conditions
Depression, Healthy
Interventions
Influenza Vaccine
Biological
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 27, 2019 · Synced Oct 3, 2026, 10:52 AM EDT
Recruiting Early Phase 1 Interventional

A Phase 0 Window of Opportunity Trial of Intratumoral Seasonal Influenza Immunization in Cutaneous Squamous Cell Carcinoma (CSCC) Patients Awaiting Curative Excision

NCT06664151
View directory record Official record
Conditions
Skin Cancer, Cutaneous Squamous Cell Carcinoma (CSCC), Cutaneous Squamous Cell Cancer
Interventions
Fluzone Trivalent
Biological
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Oct 3, 2026, 10:52 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

B Cell and Antibody Response to Seasonal Influenza Vaccines in Younger and Older Adults

NCT04101838
View directory record Official record
Conditions
Influenza
Interventions
Fluzone, Flucelvax, Fluzone High-Dose, Fluad
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 3, 2026, 10:52 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Bone Marrow and Peripheral Blood Immune Responses Study

NCT05616546
View directory record Official record
Conditions
Influenza
Interventions
Influenza Vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
18 Years to 64 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Half-Dose Flu Vaccine Study in Healthy Adults

NCT00006146
View directory record Official record
Conditions
Influenza
Interventions
Approved influenza virus vaccine.
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
840 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000
U.S. locations
6
States / cities
Torrance, California • College Park, Maryland • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study in Healthy Adults to Assess Priming With Antigenically Mismatched Live Attenuated A/H7N3 Influenza Virus Vaccine Followed by Inactivated A/H7N9 Influenza Virus Vaccine

NCT03581903
View directory record Official record
Conditions
Influenza
Interventions
H7N3 pLAIV, H7N9 pIIV
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2019 · Synced Oct 3, 2026, 10:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Inactivated Influenza Vaccine Delivered by Microneedle Patch or by Hypodermic Needle

NCT02438423
View directory record Official record
Conditions
Influenza
Interventions
Inactivated influenza vaccine, Placebo
Biological · Other
Lead sponsor
Mark Prausnitz
Other
Eligibility
18 Years to 49 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 3, 2026, 10:52 AM EDT