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Active Not RecruitingPhase 2

A Study to Evaluate the Immune Response and Safety of an Influenza Vaccine in Adults 18 Years of Age and Above

A Phase 2a Randomized, Observer-Blind, Study to Evaluate the Immunogenicity and Safety of mRNA-Based Multivalent Seasonal Influenza Vaccine Candidates in Adults 18 Years of Age and Older

NCT07204964•GlaxoSmithKline

View on ClinicalTrials.gov

AI summary by Clareo Health

Generating AI summary...

Conditions

Influenza, Human

Interventions

Flu mRNA (Formulation B1)

Flu mRNA (Formulation B3)

+4 more

Locations

17

United States

Locations (17)

GSK Investigational Site

Guntersville, Alabama, United States

GSK Investigational Site

Canoga Park, California, United States

GSK Investigational Site

Walnut Creek, California, United States

GSK Investigational Site

Hialeah, Florida, United States

GSK Investigational Site

Miami, Florida, United States

GSK Investigational Site

Pembroke Pines, Florida, United States

Key Dates

Start Date

October 7, 2025

Primary Completion Date

July 31, 2026

Completion Date

July 31, 2026

Last Updated

March 27, 2026

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Sponsors

Lead Sponsor

GlaxoSmithKline

Full Eligibility Criteria

Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: March 27, 2026Data synced to Clareo: April 28, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

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