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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:55 AM EDT

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Showing 49–72 of 184 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Inactivated Influenza Vaccine Clear all
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 5, 2026, 6:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Jet Injection for Influenza

NCT01688921
View directory record Official record
Conditions
Influenza, Human
Interventions
AFLURIA vaccine (2012-2013 formulation), Needle-Syringe, Stratis needle-free injection device
Biological · Device
Lead sponsor
PharmaJet, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
1,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
3
States / cities
Fort Collins, Colorado • Loveland, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 1, 2017 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immune Response to an H5N1 Influenza Vaccine in People Who Have Previously Received an H5N1 or H7N3 Influenza Vaccine and in People Who Have Never Received a Live Attenuated Influenza Vaccine

NCT01443663
View directory record Official record
Conditions
H5N1 Influenza
Interventions
H5N1 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
22 Years to 54 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 9, 2016 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Prophylactic Antipyretics on Immune Responses and Fever After 2014-2015 and 2015-2016 Inactivated Influenza Vaccine

NCT02212990
View directory record Official record
Conditions
Fever
Interventions
Acetaminophen Arm, Placebo Arm, Ibuprofen Arm
Other
Lead sponsor
Duke University
Other
Eligibility
6 Months to 47 Months
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 7, 2018 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Inactivated Influenza Vaccine in Infants 10-22 Weeks of Age

NCT00231920
View directory record Official record
Conditions
Influenza
Interventions
Fluzone
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
10 Weeks to 22 Weeks
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
2
States / cities
Cincinnati, Ohio • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 12, 2011 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Influenza Vaccine in Pregnant Women

NCT00905125
View directory record Official record
Conditions
Influenza
Interventions
Fluzone®, Fluarix®
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 39 Years · Female only
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
9
States / cities
Atlanta, Georgia • Iowa City, Iowa • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2012 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

2013/2017 H7N9 Prime-Boost Interval

NCT03589807
View directory record Official record
Conditions
Avian Influenza, Influenza Immunisation
Interventions
A/H7N9, AS03, Influenza Virus Vaccine, Monovalent A/H7N9 A/Shanghai/2/2013, Phosphate Buffered Saline (PBS) diluent
Biological · Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 50 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
6
States / cities
Atlanta, Georgia • Decatur, Georgia • Iowa City, Iowa + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Oct 5, 2026, 6:55 AM EDT
Completed No phase listed Observational

Immunogenicity and Safety of Inactivated H1N1 Swine-origin Influenza Monovalent Vaccine in Immunocompromised Children and Young Adults

NCT01000571
View directory record Official record
Conditions
H1N1 Pandemic Flu
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
6 Months to 21 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 7, 2011 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Safety and Immunogenicity Study of Mix and Match of Licensed Flu Vaccine and Flumist

NCT00231907
View directory record Official record
Conditions
Influenza
Interventions
FluMist, Fluzone
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Months to 35 Months
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
3
States / cities
St Louis, Missouri • Cincinnati, Ohio • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 5, 2026, 6:55 AM EDT
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 Oct 5, 2026, 6:55 AM EDT
Completed Phase 2 Interventional Results available

Safety of and Immune Response to an H1N1 Influenza Vaccine in HIV Infected Pregnant Women

NCT00992017
View directory record Official record
Conditions
HIV Infections, H1N1 Influenza Virus
Interventions
Influenza A (H1N1) monovalent vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 39 Years · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
29
States / cities
Alhambra, California • La Jolla, California • Long Beach, California + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose-finding Study of Four Dosage Levels of an H7N9 Influenza Vaccine in Adults Between Ages of 18 Years and 65 Years

NCT01928472
View directory record Official record
Conditions
H7N9 Influenza
Interventions
H7N9c low dose with adjuvant, H7N9c medium dose with adjuvant, H7N9c high dose with adjuvant, H7N9c high dose without adjuvant
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
18 Years to 64 Years
Enrollment
402 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
6
States / cities
San Diego, California • Melbourne, Florida • Peoria, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2019 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

H5N1 Vaccination With and Without AS03: Systems Biology Analysis

NCT01573312
View directory record Official record
Conditions
Influenza
Interventions
ASO3 Adjuvant, Influenza A/H5N1 Vaccine
Drug · 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
2012 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 21, 2019 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

H5N1 Vaccine Intramuscular Versus Intradermal in Healthy Adults

NCT00310206
View directory record Official record
Conditions
Influenza
Interventions
Inactivated Influenza A Vaccine A/H5N1
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study of Fluzone® High-Dose Vaccine Compared With Fluzone® Vaccine In Elderly Adults

NCT01427309
View directory record Official record
Conditions
Influenza
Interventions
High Dose Trivalent Inactivated Influenza Vaccine, Trivalent Inactivated Influenza Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
65 Years and older
Enrollment
31,989 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
105
States / cities
Mobile, Alabama • Chandler, Arizona • Glendale, Arizona + 88 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2015 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Simultaneous mRNA COVID-19 and IIV Vaccination in Pregnancy Study

NCT06503900
View directory record Official record
Conditions
Birth Outcomes, Safety, Adverse Event Following Immunization
Interventions
mRNA COVID-19 vaccine, IIV4 (quadrivalent inactivated influenza vaccine)
Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
6
States / cities
Atlanta, Georgia • Boston, Massachusetts • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Oct 5, 2026, 6:55 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Response to Influenza Vaccine During Pregnancy

NCT03888989
View directory record Official record
Conditions
Influenza
Interventions
Quadrivalent inactivated influenza vaccine (IIV)
Biological
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 17, 2025 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

H3N2 M2SR in Pediatric Population

NCT03553940
View directory record Official record
Conditions
Influenza, Influenza Immunisation
Interventions
Influenza Virus Monovalent A/H3N2/Bris 10 M2SR Live Vaccine, Placebo, Quadrivalent MDCK Inactivated Influenza Vaccine
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
9 Years to 17 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 21, 2021 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional

A Study of a Live Intranasal Influenza Vaccine in Children With Cancer

NCT00906750
View directory record Official record
Conditions
Cancer
Interventions
FluMist, Inactivated influenza vaccine
Biological
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
2 Years to 21 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 13, 2011 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional

Standard Dose Versus High-Dose Inactivated Flu Vaccine in Pediatric Solid Organ Transplant Patients

NCT01525004
View directory record Official record
Conditions
Pediatric Solid Organ Transplant Patients
Interventions
High-Dose trivalent inactivated influenza vaccine, Standard dose trivalent inactivated influenza vaccine
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
3 Years to 17 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 16, 2016 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Fluzone® Influenza Virus Vaccine 2011-2012 Formulation (Intramuscular Route) Among Adults

NCT01430819
View directory record Official record
Conditions
Influenza
Interventions
Influenza Virus Vaccine: Fluzone® 2011-2012 Formulation, Influenza Virus Vaccine: Fluzone® High-Dose 2011-2012 Formulation
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
65 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
6
States / cities
Colorado Springs, Colorado • Council Buffs, Iowa • Metairie, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated May 27, 2013 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety/Efficacy Study of Seqirus A/H7N9 IIV With or Without MF59(R) Adjuvant to Prevent Avian Influenza

NCT03682120
View directory record Official record
Conditions
Avian Influenza, Influenza Immunisation
Interventions
A/H7N9, MF59, Phosphate Buffered Saline (PBS) diluent
Biological · Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
372 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
7
States / cities
Birmingham, Alabama • St Louis, Missouri • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

H5N1 (Clade 2) Vaccination of Adults and Elderly

NCT00680069
View directory record Official record
Conditions
Influenza
Interventions
Influenza Virus Vaccine, Monovalent A/H5N1 A/Indonesia/05/2005
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 99 Years
Enrollment
517 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
8
States / cities
Stanford, California • Iowa City, Iowa • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2016 · Synced Oct 5, 2026, 6:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparison of Flu Vaccine Doses in Children

NCT01164553
View directory record Official record
Conditions
Influenza
Interventions
Trivalent Inactivated Influenza Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 35 Months
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
7
States / cities
Atlanta, Georgia • Iowa City, Iowa • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2013 · Synced Oct 5, 2026, 6:55 AM EDT