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Showing 1–24 of 53 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Swine Flu Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Comparative Safety and Immunogenicity of VAX128A, VAC128B and VAX128C Novel H1N1 Influenza Vaccine in Healthy Adults

NCT01172054
View directory record Official record
Conditions
Influenza
Interventions
VAX128, Placebo
Biological
Lead sponsor
VaxInnate Corporation
Industry
Eligibility
18 Years and older
Enrollment
292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
Miami, Florida • Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2012 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

CSL H1N1 Influenza Vaccine Administered at Two Dose Levels in Adult and Elderly Populations

NCT00943488
View directory record Official record
Conditions
Influenza
Interventions
Inactivated H1N1 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
4
States / cities
Iowa City, Iowa • Cincinnati, Ohio • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 30, 2012 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

H1N1 Vaccine in Pregnant Women

NCT00963430
View directory record Official record
Conditions
Influenza
Interventions
Inactivated H1N1 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 39 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
5
States / cities
St Louis, Missouri • Durham, North Carolina • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2012 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy and Safety of CR6261 in an H1N1 Influenza Healthy Volunteer Human Challenge Model

NCT02371668
View directory record Official record
Conditions
H1N1 Influenza Healthy Volunteers
Interventions
CR6261, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 16, 2020 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Sanofi H1N1 + TIV - Adults and Elderly

NCT00943878
View directory record Official record
Conditions
Influenza
Interventions
Trivalent inactivated influenza vaccine, Inactivated H1N1 Vaccine, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
805 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
5
States / cities
Decatur, Georgia • St Louis, Missouri • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2012 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 4 Interventional Results available

H1N1 Influenza Vaccine Immunogenicity in HIV-1 Infected Patients

NCT01111162
View directory record Official record
Conditions
HIV Infections
Interventions
H1N1 vaccination
Biological
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Kinetics of the Immune Response to Inactivated Influenza Vaccine in Healthy Adults

NCT03743688
View directory record Official record
Conditions
Influenza, Influenza, Human, Vaccine Reaction, Influenza A, Influenza Type B, Influenza A H1N1, Influenza A H3N2
Interventions
Influenza Vaccine Recipients
Biological
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 4, 2019 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Age on Response to the 2009 H1N1 Virus Vaccine

NCT01055184
View directory record Official record
Conditions
2009 H1N1 Influenza Virus
Interventions
2009 H1N1 Virus Vaccine
Biological
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 29, 2016 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Results available

Exploring Safety & Clinical Benefit of Anti-Influenza Immunoglobulin Intravenous in Hospitalized Adults With Influenza A

NCT03315104
View directory record Official record
Conditions
Influenza A H3N2, Influenza A H1N1
Interventions
FLU-IGIV, Placebo for FLU-IGIV
Biological · Other
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
42
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2024 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Safety and Immunogenicity of H1N1 Vaccine

NCT01177202
View directory record Official record
Conditions
H1N1 Flu
Interventions
HAC1 Vaccine
Biological
Lead sponsor
Fraunhofer, Center for Molecular Biotechnology
Industry
Eligibility
18 Years to 50 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 25, 2016 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Sanofi H1N1 Influenza Vaccine Administered at Different Dose Levels With and Without AS03 Adjuvant in Healthy Adult and Elderly Populations

NCT00963157
View directory record Official record
Conditions
Influenza
Interventions
AS03, Influenza Virus Vaccine, Monovalent A/H1N1 A/California/7/2009 NYMC X-179A
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
789 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
7
States / cities
Stanford, California • Decatur, Georgia • Iowa City, Iowa + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2014 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational

Novel Influenza A (H1N1) Surveillance Registry

NCT01046331
View directory record Official record
Conditions
Novel Influenza A, H1N1, Influenza
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
894 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
86
States / cities
Anchorage, Alaska • Phoenix, Arizona • Little Rock, Arkansas + 52 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 5, 2026, 1:58 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 6, 2011 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Zoonotic Influenza Infections of Swine Origin at Ohio Agricultural Fairs

NCT02124096
View directory record Official record
Conditions
Influenza
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
8 Years and older
Enrollment
336 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Safety and Immunogenicity of a Live Attenuated Virus Vaccine for the Prevention of H2N3 Influenza

NCT01175122
View directory record Official record
Conditions
Influenza A Virus Infection
Interventions
H2N3 MO 2003/AA ca Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 42 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Sep 5, 2026, 1:58 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 4, 2021 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational

Respiratory Virus Hospitalization Study (FLU 003 Plus)

NCT01056185
View directory record Official record
Conditions
Influenza, Novel Respiratory Virus-1 Middle Eastern Respiratory Syndrome Coronavirus (MERS-CoV), Novel Respiratory Virus-2 Severe Acute Respiratory Syndrome Coronavirus (SARS-CoV)
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2024
U.S. locations
18
States / cities
San Diego, California • Washington D.C., District of Columbia • Chicago, Illinois + 14 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2024 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study of the Pharmacology of Tamiflu in Pregnancy

NCT01203527
View directory record Official record
Conditions
H1N1 Influenza Treatment During Pregnancy
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
14 Years to 45 Years · Female only
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
4
States / cities
Indianapolis, Indiana • Pittsburgh, Pennsylvania • Galveston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2013 · Synced Sep 5, 2026, 1:58 AM 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 21, 2013 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational

Respiratory Virus Outpatient Study (FLU 002 Plus)

NCT01056354
View directory record Official record
Conditions
Influenza and Other Novel Respiratory Viruses
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
11,719 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
17
States / cities
San Diego, California • Denver, Colorado • Washington D.C., District of Columbia + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study of Different Formulations of an A/H1N1 Pandemic Vaccine in Healthy Children Aged 6 Months to 9 Years

NCT00952419
View directory record Official record
Conditions
Influenza, Swine-origin A/H1N1 Influenza
Interventions
Monovalent Subvirion A/H1N1 Influenza vaccine, Normal saline solution (placebo)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
6 Months to 9 Years
Enrollment
474 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
20
States / cities
Miami Beach, Florida • Marietta, Georgia • Woodstock, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 5, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Phase 2 Influenza A Challenge Study Following Oral Administration of an H1N1 HA Ad-Vector Seasonal Flu Vaccine

NCT02918006
View directory record Official record
Conditions
Influenza
Interventions
VXA-A1.1, Fluzone®, Placebo Tablets, Saline Solution for Placebo IM Injection
Biological · Other
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Costa Mesa, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2022 · Synced Sep 5, 2026, 1:58 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 Non-Elderly and Elderly Adults

NCT00973349
View directory record Official record
Conditions
Influenza
Interventions
MF59-eH1N1_f
Biological
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
2,719 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
20
States / cities
Miami, Florida • Lenexa, Kansas • Omaha, Nebraska + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2015 · Synced Sep 5, 2026, 1:58 AM EDT
Completed No phase listed Observational

Characterization of the Innate Immune Response in Healthy NIH Employees at Baseline and After Immunization With the H1N1 Vaccine

NCT00995527
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Sep 5, 2026, 1:58 AM EDT