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ClinicalTrials.gov public records Last synced Oct 19, 2026, 7:43 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 409–432 of 1,159 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Fluarix Clear all
Not yet recruiting Phase 4 Interventional

The INTERvening for LUNG Health Trial

NCT07540000
View directory record Official record
Conditions
Spirometry
Interventions
Community health worker-delivered multi-component respiratory health intervention
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
9 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 19, 2026, 7:43 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Fluad vs. Fluzone High-Dose Vaccine Effectiveness Among Adults ≥65 Years

NCT06029933
View directory record Official record
Conditions
Influenza, Community-acquired Pneumonia, Cardiovascular Events
Interventions
Adjuvanted Quadrivalent Inactivated Influenza Vaccine (aIIV4), High-Dose Quadrivalent Inactivated Influenza Vaccine (HD-IIV4)
Biological
Lead sponsor
Kaiser Permanente
Other
Eligibility
65 Years and older
Enrollment
1,500,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 19, 2026, 7:43 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 19, 2026, 7:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Prompt to Bundle COVID-19 Booster and Flu Shot

NCT05586165
View directory record Official record
Conditions
COVID-19, Vaccines
Interventions
Reminder to boost protection against COVID-19, Flu Tag Along, COVID-19 Booster & Flu Bundle
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
109,493 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Learn About The Study Vaccine (Called Self-Amplifying Ribonucleic Acid (RNA)) For The Prevention of Influenza

NCT05227001
View directory record Official record
Conditions
Influenza, Human
Interventions
PF-07852352 Influenza saRNA 1, PF-07836391 Influenza saRNA, PF-07836394 Influenza saRNA, PF-07836395 Influenza saRNA, PF-07836396 Influenza saRNA, PF-07867246 Influenza saRNA, Placebo, Quadrivalent influenza vaccine (QIV), PF-07871987 Influenza saRNA, PF-07914705 Influenza saRNA, PF-07915048 Influenza saRNA
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 49 Years
Enrollment
440 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
24
States / cities
Phoenix, Arizona • Walnut Creek, California • Greenacres City, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 19, 2026, 7:43 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Recombinant Influenza Vaccination in U.S. Nursing Homes

NCT03965195
View directory record Official record
Conditions
Influenza, Influenza -Like Illness, Influenza, Human
Interventions
Recombinant Influenza Vaccine, Standard Dose Quadrivalent Influenza Vaccine
Biological
Lead sponsor
Insight Therapeutics, LLC
Other
Eligibility
18 Years to 120 Years
Enrollment
1,989 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 15, 2023 · Synced Oct 19, 2026, 7:43 PM EDT
Terminated Phase 2 Interventional Results available

Maintenance Dose Study of GEN-003 in Subjects With Genital Herpes Infection

NCT03146403
View directory record Official record
Conditions
Genital Herpes, HSV-2 Infection
Interventions
GEN-003, Matrix-M2, 0.9% normal saline
Biological · Other
Lead sponsor
Genocea Biosciences, Inc.
Industry
Eligibility
Not listed
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
8
States / cities
Birmingham, Alabama • San Diego, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2019 · Synced Oct 19, 2026, 7:43 PM EDT
Terminated Not applicable Interventional Results available

Patient Portal Flu Vaccine Reminders_RCT 4

NCT05052190
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Text Message R/R with Direct Appointment Schedule Link, Text Message R/R without Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Message R/R with Direct Appointment Schedule Link, Portal Message R/R without Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
239,567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2025 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Interferon as a Mucosal Adjuvant for Influenza Vaccine Given Intranasally

NCT00436046
View directory record Official record
Conditions
Influenza
Interventions
Trivalent inactivated influenza virus vaccine (2006-2007 formulation), Type 1 interferon
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 13, 2011 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of Immune Responses to Influenza Vaccine In Adults of Different Ages (SLVP015 2007-2017)

NCT01827462
View directory record Official record
Conditions
Influenza
Interventions
Trivalent, inactivated influenza vaccine (TIV), Quadrivalent, inactivated influenza vaccine (IIV4), High-Dose Trivalent, inactivated influenza vaccine (TIV High-Dose)
Biological
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 100 Years
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study on the Incidence of Influenza and Its Complications, in Subjects Aged 50 Years and Over Vaccinated With Fluarix™

NCT00377611
View directory record Official record
Conditions
Influenza
Interventions
Fluarix™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
3,054 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
9
States / cities
Mobile, Alabama • Delray Beach, Florida • Pembroke Pines, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2018 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 4 Interventional Results available

Influenza Vaccine Feasibility Study in Children With Persistent Asthma

NCT02967393
View directory record Official record
Conditions
Asthmatic
Interventions
ccIIV4, IIV4
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
5 Years to 11 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
4
States / cities
Atlanta, Georgia • Durham, North Carolina • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2018 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- RCT 2

NCT04110314
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Influenza Vaccination: Gain-framed, Portal Reminders for Influenza Vaccination: Loss-framed, Pre-commitment prompt
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Months and older
Enrollment
430,636 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Oct 19, 2026, 7:43 PM 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 Aug 1, 2012 · Synced Oct 19, 2026, 7:43 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 7, 2015 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1 Interventional

HIV Vaccine Designed for HIV Infected Adults Taking Anti-HIV Drugs

NCT00056758
View directory record Official record
Conditions
HIV Infections
Interventions
Autologous Dendritic Cell HIV Vaccination
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2007 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of BPL-1357, A BPL-Inactivated, Whole-Virus, Universal Influenza Vaccine

NCT05027932
View directory record Official record
Conditions
Influenza
Interventions
IN Placebo, IM Placebo, BPL-1357
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

H5 Vaccine Alone or With Aluminum Hydroxide in Elderly Adults

NCT00294099
View directory record Official record
Conditions
Influenza
Interventions
Aluminum hydroxide, Inactivated Influenza A/H5N1 Vaccine (sanofi pasteur)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
65 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
7
States / cities
Iowa City, Iowa • Baltimore, Maryland • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Oct 19, 2026, 7:43 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 23, 2021 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 2 Interventional Results available

Study Comparing High-Dose Flu Vaccine to Standard Vaccine in Cancer Patients Less Than 65 Receiving Chemotherapy

NCT01666782
View directory record Official record
Conditions
Cancer, Influenza Viral Infections
Interventions
Standard Trivalent Influenza Vaccine, High-Dose Influenza Vaccine
Biological
Lead sponsor
Saad Jamshed MD
Other
Eligibility
18 Years to 64 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2016 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety Study of Flufirvitide-3 Nasal Spray in Healthy Subjects

NCT01313962
View directory record Official record
Conditions
Influenza
Interventions
Flufirvitide-3 0.05 mg single dose, Flufirvitide-3, 0.1 mg single dose, Flufirvitide-3, 0.2 mg single dose, Flufirvitide-3, 0.4 mg single dose, Placebo
Drug · Other
Lead sponsor
Autoimmune Technologies, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 16, 2012 · Synced Oct 19, 2026, 7:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

REDucing Influenza Among University Students, University of California at Berkeley

NCT00448773
View directory record Official record
Conditions
Influenza-like Illness, Influenza
Interventions
Online education
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
17 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2010 · Synced Oct 19, 2026, 7:43 PM 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 19, 2026, 7:43 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate a Modified RNA Vaccine Against Influenza in Adults 18 Years of Age or Older

NCT05540522
View directory record Official record
Conditions
Influenza, Human
Interventions
Quadrivalent influenza modRNA vaccine, Quadrivalent influenza vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
45,789 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
263
States / cities
Athens, Alabama • Birmingham, Alabama • Dothan, Alabama + 192 more
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Oct 19, 2026, 7:43 PM EDT