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ClinicalTrials.gov public records Last synced Oct 15, 2026, 12:18 PM EDT

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Showing 337–360 of 1,158 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Influenza Vaccine Clear all
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 2 Interventional Results available

Systems Analyses of the Immune Response to the Seasonal Influenza Vaccine

NCT04025580
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Flucelvax, Fluvirin, Fluzone High Dose
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 2, 2024 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety Study of Recombinant M2e Influenza-A Vaccine in Healthy Adults

NCT00819013
View directory record Official record
Conditions
Influenza
Interventions
Influenza A Vaccine: ACAM FLU-A, Saline placebo
Biological
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 40 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
3
States / cities
Miami, Florida • Lenexa, Kansas • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jan 19, 2012 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Clinical Study to Investigate the Safety and Immunogenicity in Relation to Product Attributes of mRNA-1083 (Severe Acute Respiratory Syndrome Coronavirus 2 [SARS-CoV-2] and Influenza Vaccine)

NCT06508320
View directory record Official record
Conditions
Influenza, SARS-CoV-2
Interventions
mRNA-1083
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years to 64 Years
Enrollment
931 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
12
States / cities
Hialeah, Florida • Hollywood, Florida • Miami, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 15, 2026, 12:18 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Th1 Response to Influenza: Aging and Vaccine Efficacy

NCT00396305
View directory record Official record
Conditions
Influenza
Interventions
Placebo, Trivalent Inactivated Influenza
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
21 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Seasonal Influenza DNA Vaccine Prime With Trivalent Inactivated Vaccine (TIV) Boost Compared to TIV Alone

NCT01498718
View directory record Official record
Conditions
Influenza
Interventions
DNA vaccine, TIV
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
4
States / cities
Decatur, Georgia • St Louis, Missouri • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2016 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study to Evaluate the Immune Responses of Trivalent Cold-Adapted Influenza Vaccine (CAIV-T) Compared With (TIV)

NCT00111579
View directory record Official record
Conditions
Influenza
Interventions
CAIV-T, TIV
Biological · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
6 Months to 36 Months
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
5
States / cities
Layton, Utah • Ogden, Utah • Pleasant Grove, Utah + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2008 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 4 Interventional Results available

Pharmacokinetics of Tamiflu® (Oseltamivir) in Patients Receiving Extracorporeal Membrane Oxygenation (ECMO)and or Continuous Venovenous Hemodialysis (CVVHD)

NCT01048879
View directory record Official record
Conditions
Critically Ill Renal Failure Requiring CVVHD and Oseltamivir, Critically Ill Requiring ECMO and Oseltamivir
Interventions
pharmacokinetic blood sampling, pharmacokinetic blood and dialysate sampling
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 21, 2012 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Randomized Trial of High Dose Influenza Vaccine in Long Term Care Setting

NCT01654224
View directory record Official record
Conditions
Influenza
Interventions
High Dose Inactivated Influenza Vaccine, Standard Dose Inactivated Influenza Vaccine
Biological
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Phase 1/2 Clinical Trial of an Alphavirus Replicon Vaccine for Influenza

NCT00440362
View directory record Official record
Conditions
Influenza
Interventions
AVX502, Placebo
Biological
Lead sponsor
AlphaVax, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 10, 2008 · Synced Oct 15, 2026, 12:18 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers Results available

A Pragmatic Assessment of Influenza Vaccine Effectiveness in the DoD

NCT03734237
View directory record Official record
Conditions
Influenza, Influenza-like Illness, Influenza Vaccines
Interventions
Egg based influenza vaccines, Recombinant influenza vaccines, Cell-culture based influenza vaccines
Biological
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years and older
Enrollment
15,448 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
9
States / cities
San Diego, California • Annapolis, Maryland • Bethesda, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

GSK1325756 Relative Bioavailability Study in Healthy Elderly Subjects

NCT03457727
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Danirixin, Omeprazole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
65 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effects of Wood Smoke Particles on Influenza-induced Nasal Inflammation in Normal Volunteers

NCT02183753
View directory record Official record
Conditions
Response of Viral Infection to Woodsmoke
Interventions
wood smoke, clean air
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 40 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2015 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Immunogenicity of Seasonal Influenza by Delivery Directly to Ileum

NCT01761123
View directory record Official record
Conditions
Seasonal Influenza
Interventions
VXA-A1.1
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years · Male only
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Oct 15, 2026, 12:18 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Surveillance Program to Determine Product Specific Rates of Invasive Hib Disease

NCT00855855
View directory record Official record
Conditions
Haemophilus Infections, Diphtheria, Tetanus, Polio, Pertussis
Interventions
DTaP-IPV/Hib
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
Up to 59 Months
Enrollment
20,830 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
59
States / cities
Albany, California • Martinez, California • San Francisco, California + 56 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2022 · Synced Oct 15, 2026, 12:18 PM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of IV Peramivir in Addition to Standard of Care Compared to Standard of Care Alone in Adults and Adolescents Who Are Hospitalized Due to Influenza

NCT00958776
View directory record Official record
Conditions
Cough, Sore Throat, Nasal Congestion, Headache, Fever, Seasonal Influenza
Interventions
Peramivir+SOC, Placebo+SOC
Drug
Lead sponsor
BioCryst Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
60
States / cities
La Mesa, California • Long Beach, California • Modesto, California + 49 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2015 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a Bird Flu Virus Vaccine (H9N2) in Healthy Adults (Study A)

NCT00110279
View directory record Official record
Conditions
Influenza, Virus Diseases
Interventions
H9N2 (6-2) AA ca Reassortant (A/chicken/Hong Kong/G9/97 x A/Ann Arbor/6/60 ca)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 21, 2008 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Safety of Simultaneous mRNA COVID-19 Vaccine With Other Childhood Vaccines in Young Children

NCT06038617
View directory record Official record
Conditions
Fever After Vaccination, Fever, Seizures Fever
Interventions
mRNA COVID-19 Vaccine, Routine Childhood Vaccinations
Biological
Lead sponsor
Duke University
Other
Eligibility
6 Months to 4 Years
Enrollment
347 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
5
States / cities
Oakland, California • Atlanta, Georgia • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Consistency & Immunogenicity Study of 3 Lots of GSK's Hib Conjugate Vaccine Versus ActHIB & Pentacel in Healthy Infants

NCT01000974
View directory record Official record
Conditions
Haemophilus Influenzae Type b
Interventions
GSK Biologicals' Haemophilus influenzae type b vaccine (GSK 208108), ActHIB™, Pentacel™, Pediarix™, Prevnar 13™, Rotarix™, Engerix™-B, Infanrix™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Weeks to 12 Weeks
Enrollment
4,003 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
63
States / cities
Dothan, Alabama • Benton, Arkansas • Fayetteville, Arkansas + 59 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2018 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of H1N1 Vaccines in Children Aged 6 Months to Less Than 9 Years of Age

NCT00976820
View directory record Official record
Conditions
Influenza
Interventions
GSK2340274A, GSK2340273A
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months to 8 Years
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
17
States / cities
Conway, Arkansas • Little Rock, Arkansas • Sacramento, California + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Oct 15, 2026, 12:18 PM EDT
Completed No phase listed Observational

Immunogenicity of Influenza, Pneumococcal and Hepatitis B Vaccines in IBD Patients Treated With Vedolizumab

NCT03056924
View directory record Official record
Conditions
Inflammatory Bowel Diseases
Interventions
Pneumococcal Pneumonia vaccine, Influenza vaccine, Hepatitis B vaccine
Biological
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 30, 2019 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess Safety of an Inactivated H5N1 Influenza Vaccine Administered in GelVac Nasal Powder to Healthy Young Adults

NCT01258062
View directory record Official record
Conditions
Phase 1 Safety Study of GelVac Nasal Powder H5N1 Influenza Vaccine
Interventions
GelVac™ nasal powder H5N1 influenza vaccine., Placebo
Drug
Lead sponsor
Alachua Government Services, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 2, 2017 · Synced Oct 15, 2026, 12:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

H7N9 Vaccination With and Without AS03 and Unadjuvanted H3N2v Vaccination: Standard and Systems Biology Analyses

NCT02921997
View directory record Official record
Conditions
Avian Influenza, H1N1 Influenza, Influenza
Interventions
AS03, Influenza Virus Vaccine, Monovalent A/H3N2v A/Minnesota/11/2010 NYMC X-203, Monovalent influenza A/H7N9 virus vaccine
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 15, 2026, 12:18 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 23, 2018 · Synced Oct 15, 2026, 12:18 PM EDT