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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immune Response of Candidate H1N1 Influenza Vaccine GSK2340274A Following Seasonal Influenza Vaccination in Adults

NCT01059617
View directory record Official record
Conditions
Influenza
Interventions
GSK Biologicals' FluLaval®, Placebo (saline), GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340274A, GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340273A
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
19 Years to 40 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
3
States / cities
Milford, Massachusetts • Salisbury, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 19, 2018 · Synced Jun 26, 2026, 4:01 PM EDT
Terminated Not applicable Interventional Results available

STIP: Statin Trial for Influenza Patients

NCT00970606
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Influenza, H1N1 Influenza
Interventions
Rosuvastatin (crestor), Placebo
Drug
Lead sponsor
Gordon Bernard
Other
Eligibility
13 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
21
States / cities
Little Rock, Alaska • Phoenix, Arizona • Stanford, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2017 · Synced Jun 26, 2026, 4:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Peds Sanofi H1N1 Influenza Vaccine Administered at Two Dose Levels

NCT00944073
View directory record Official record
Conditions
Influenza
Interventions
Influenza Virus Vaccine, Monovalent A/H1N1 A/California/7/2009 NYMC X-179A
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 17 Years
Enrollment
583 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
9
States / cities
Baltimore, Maryland • Kansas City, Missouri • St Louis, Missouri + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2015 · Synced Jun 26, 2026, 4:01 PM EDT
Completed No phase listed Observational

Cellular and Molecular Characterization of the Immune Response in Healthy NIH Employees atBaseline, and After Immunization With the H1N1 or Seasonal Influenza Vaccines

NCT01191853
View directory record Official record
Conditions
Healthy Volunteers, Influenza
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM EDT
Completed Phase 2 Interventional Results available

Safety Study to Assess IV Zanamivir for Treatment of Influenza Infection in Patients Who Are in Hospital

NCT01014988
View directory record Official record
Conditions
Influenza, Human
Interventions
zanamivir aqueous solution
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
40
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 33 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2017 · Synced Jun 26, 2026, 4:01 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

BPL-1357 Against H1N1 Influenza Virus Challenge

NCT07215858
View directory record Official record
Conditions
Influenza, Human
Interventions
BPL-1357 IM, BPL-1357 IN, Placebo IM, Placebo IN
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
2
States / cities
Bethesda, Maryland • Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Jun 26, 2026, 4:01 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 21, 2013 · Synced Jun 26, 2026, 4:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Clinical Trial of CSL's 2009 H1N1 Influenza Vaccine (CSL425) in a Healthy Pediatric Population in the USA

NCT00958243
View directory record Official record
Conditions
Influenza
Interventions
CSL's 2009 H1N1 Influenza Vaccine (CSL425), Placebo
Biological
Lead sponsor
Seqirus
Industry
Eligibility
6 Months to 9 Years
Enrollment
473 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
13
States / cities
Chandler, Arizona • Melbourne, Florida • Bardstown, Kentucky + 10 more
Source: ClinicalTrials.gov public record
Updated May 22, 2018 · Synced Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM EDT
Completed No phase listed Observational

Clinical Characteristics and Outcomes in Patients Diagnosed With Novel Influenza A (H1N1)

NCT01024673
View directory record Official record
Conditions
Influenza
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 22, 2021 · Synced Jun 26, 2026, 4:01 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Age and Prior Immunity to Response to Seasonal Influenza Vaccines in Children

NCT01246999
View directory record Official record
Conditions
Influenza
Interventions
Live attenuated Influenza vaccine, Trivalent Influenza Vaccine, TIV followed by LAIV, LAIV followed by TIV
Biological
Lead sponsor
University of Rochester
Other
Eligibility
2 Years to 9 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
2
States / cities
Lebanon, New Hampshire • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 28, 2016 · Synced Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacodynamic Open-Label Trial With VXA-A1.1 Oral H1 Vaccine in Healthy Adults

NCT03121339
View directory record Official record
Conditions
Seasonal Influenza Preventative Vaccine Pharmacodynamics
Interventions
VXA-A1.1 H1 Tablet Vaccine (small), VXA-A1.1 H1 Tablet Vaccine (large)
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 29, 2018 · Synced Jun 26, 2026, 4:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Crossover Study to Investigate the Safety, Tolerability, and Pharmacokinetics of Repeat Dose Zanamivir/Placebo Via Devices Administered Twice Daily for 5 Days

NCT00989404
View directory record Official record
Conditions
Influenza A Virus, H1N1 Subtype
Interventions
Zanamivir
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Clinical Trial of CSL's 2009 H1N1 Influenza Vaccine (CSL425) in Healthy Adults in the USA

NCT00958126
View directory record Official record
Conditions
Influenza
Interventions
CSL425, Placebo
Biological
Lead sponsor
Seqirus
Industry
Eligibility
18 Years and older
Enrollment
1,313 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
11
States / cities
Huntsville, Alabama • San Diego, California • Melbourne, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2017 · Synced Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM 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 Jun 26, 2026, 4:01 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of H1N1 Vaccine With Trivalent Inactivated Seasonal Influenza Vaccine in Adults

NCT00985673
View directory record Official record
Conditions
Influenza
Interventions
GSK2340274A, GSK2340273A, Seasonal trivalent influenza vaccine (TIV), Saline placebo
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
19 Years to 40 Years
Enrollment
611 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
4
States / cities
Stockbridge, Georgia • Raleigh, North Carolina • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Jun 26, 2026, 4:01 PM EDT
Completed Not applicable Interventional Results available

Evaluating the Use of Oseltamivir for the Treatment of Influenza in Adults

NCT01314911
View directory record Official record
Conditions
Influenza, Human
Interventions
Oseltamivir, Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
716 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
44
States / cities
Chandler, Arizona • Costa Mesa, California • Garden Grove, California + 37 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Jun 26, 2026, 4:01 PM EDT