New mRNA flu vaccine shows promise in early human trials

NCT ID NCT06382311

First seen Feb 05, 2026 · Last updated May 16, 2026 · Updated 20 times

Summary

This study tested a new mRNA-based vaccine designed to protect against a potential H5 influenza (bird flu) pandemic. Nearly 1,000 healthy adults aged 18 to 85 received different doses to find the safest and most effective one. Researchers monitored side effects like pain, fever, and fatigue, and measured the immune response. The goal is to have a ready vaccine if a pandemic strikes.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • GSK Investigational Site

    Anniston, Alabama, 36207, United States

  • GSK Investigational Site

    Little Rock, Arkansas, 72204, United States

  • GSK Investigational Site

    Fort Collins, Colorado, 80525, United States

  • GSK Investigational Site

    Fort Myers, Florida, 33912, United States

  • GSK Investigational Site

    West Palm Beach, Florida, 33409, United States

  • GSK Investigational Site

    Chamblee, Georgia, 30043, United States

  • GSK Investigational Site

    El Dorado, Kansas, 67042, United States

  • GSK Investigational Site

    Lenexa, Kansas, 66219, United States

  • GSK Investigational Site

    Lexington, Kentucky, 40509, United States

  • GSK Investigational Site

    Kansas City, Missouri, 64114, United States

  • GSK Investigational Site

    Omaha, Nebraska, 68144, United States

  • GSK Investigational Site

    Las Vegas, Nevada, 89102, United States

  • GSK Investigational Site

    Rochester, New York, 14609, United States

  • GSK Investigational Site

    Greensboro, North Carolina, 27405, United States

  • GSK Investigational Site

    Winston-Salem, North Carolina, 27103, United States

  • GSK Investigational Site

    Edmond, Oklahoma, 73013, United States

  • GSK Investigational Site

    Yukon, Oklahoma, 73099, United States

  • GSK Investigational Site

    Philadelphia, Pennsylvania, 19111, United States

  • GSK Investigational Site

    Austin, Texas, 78705, United States

  • GSK Investigational Site

    Norfolk, Virginia, 23502, United States

  • GSK Investigational Site

    Seattle, Washington, 98104, United States

Conditions

Explore the condition pages connected to this study.