New mRNA flu shot shows promise in early trial

NCT ID NCT06431607

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a new mRNA-based flu vaccine from GSK in 845 healthy adults aged 18 to 85. The goal was to find the best dose and check how well it triggers the immune system and whether it is safe. Results will help decide if larger studies should move forward.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for INFLUENZA, HUMAN are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • GSK Investigational Site

    Hialeah, Florida, 33012, United States

  • GSK Investigational Site

    Miami, Florida, 33147, United States

  • GSK Investigational Site

    Miami, Florida, 33186, United States

  • GSK Investigational Site

    Chicago, Illinois, 60640, United States

  • GSK Investigational Site

    Valparaiso, Indiana, 46383, United States

  • GSK Investigational Site

    El Dorado, Kansas, 67042, United States

  • GSK Investigational Site

    Lenexa, Kansas, 66219, United States

  • GSK Investigational Site

    Newton, Kansas, 67114, United States

  • GSK Investigational Site

    Wichita, Kansas, 67207, United States

  • GSK Investigational Site

    Lexington, Kentucky, 40509, United States

  • GSK Investigational Site

    Rochester, New York, 14609, United States

  • GSK Investigational Site

    Greensboro, North Carolina, 27408, United States

  • GSK Investigational Site

    Knoxville, Tennessee, 37909, United States

  • GSK Investigational Site

    Austin, Texas, 78705, United States

  • GSK Investigational Site

    Fort Worth, Texas, 76135, United States

  • GSK Investigational Site

    Tomball, Texas, 77375, United States

  • GSK Investigational Site

    Newport News, Virginia, 23606, United States

  • GSK Investigational Site

    Norfolk, Virginia, 23502, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.