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A Study on the Efficacy of a Vaccine Against Influenza in Adults ≥65 Years of Age

17 de setembro de 2026 atualizado por: GlaxoSmithKline

A Phase 3 Randomized, Observer-Blind, Controlled Study to Evaluate the Clinical Efficacy of an mRNA Based Seasonal Influenza Vaccine in Older Adults ≥65 Years of Age

This study will compare an investigational mRNA flu vaccine with a licensed flu vaccine in adults 65 years of age and older. Participants will receive one injection and will be followed during the flu season. The study will measure prevention of laboratory-confirmed flu illness, side effects, and immune responses.

Visão geral do estudo

Tipo de estudo

Intervencional

Inscrição (Estimado)

54000

Estágio

  • Fase 3

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Contato de estudo

Estude backup de contato

Locais de estudo

    • Alabama
      • Anniston, Alabama, Estados Unidos, 36207
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Almena Free
        • Contato:
        • Contato:
      • Guntersville, Alabama, Estados Unidos, 35976-2206
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • William A Nixon
    • Arizona
      • Glendale, Arizona, Estados Unidos, 85308
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Abram Burgher
      • Mesa, Arizona, Estados Unidos, 85206
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Tami Bruce
      • Mesa, Arizona, Estados Unidos, 85213
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • David Shockey
      • Phoenix, Arizona, Estados Unidos, 85032
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Matthew Doust
        • Contato:
        • Contato:
      • Phoenix, Arizona, Estados Unidos, 85014
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Brock Merritt
      • Scottsdale, Arizona, Estados Unidos, 85250
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Ben Clark
      • Scottsdale, Arizona, Estados Unidos, 85255
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Steven Siwek
      • Sun City, Arizona, Estados Unidos, 85351-2146
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rachel Greatwood
      • Tempe, Arizona, Estados Unidos, 85284
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Joseph Davis
      • Tempe, Arizona, Estados Unidos, 85283-1527
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Thomas Fiel
        • Contato:
        • Contato:
      • Tucson, Arizona, Estados Unidos, 85712
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Girish Karamchandani
      • Tucson, Arizona, Estados Unidos, 85711
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Anita Kohli
        • Contato:
        • Contato:
    • Arkansas
      • Little Rock, Arkansas, Estados Unidos, 72205
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Priyantha Wijewardane
      • Little Rock, Arkansas, Estados Unidos, 72204
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Derek Lewis
    • California
      • Dublin, California, Estados Unidos, 94568-2453
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Alfred Tan
      • Escondido, California, Estados Unidos, 92025
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Vicki Miller
      • Fair Oaks, California, Estados Unidos, 95628
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Masaru Oshita
      • La Palma, California, Estados Unidos, 90623
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Andrew Morado
      • Redding, California, Estados Unidos, 96001
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rafael Lupercio
      • Riverside, California, Estados Unidos, 92503
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jack Vu
      • Rolling Hills Estates, California, Estados Unidos, 90274-3664
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Lawrence Sher
      • San Bernardino, California, Estados Unidos, 92408
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Judith Kirstein
      • San Diego, California, Estados Unidos, 92103
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Stacey Layle
      • Walnut Creek, California, Estados Unidos, 94598
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Helen Stacey
    • Colorado
      • Aurora, Colorado, Estados Unidos, 80012
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Timothy Colander
      • Colorado Springs, Colorado, Estados Unidos, 80909
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Charles Bird
    • Connecticut
      • Stamford, Connecticut, Estados Unidos, 06905
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • David Radin
      • Waterbury, Connecticut, Estados Unidos, 06708
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Joseph Soufer
    • Florida
      • Altamonte Springs, Florida, Estados Unidos, 32701
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Andrew Feldman
      • Fort Lauderdale, Florida, Estados Unidos, 33308
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • David Mishkin
        • Contato:
        • Contato:
      • Hialeah, Florida, Estados Unidos, 33012
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Wilson Cueva
      • Hialeah, Florida, Estados Unidos, 33016
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Gustavo Ledo Sanchez
      • Homestead, Florida, Estados Unidos, 33030
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Julio Valdes-Liste
      • Lake Mary, Florida, Estados Unidos, 32720
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Bruce Rankin
      • Lake Worth, Florida, Estados Unidos, 33462
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • David Halpert
        • Contato:
        • Contato:
      • Maitland, Florida, Estados Unidos, 32751
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Theodore Lee
      • Melbourne, Florida, Estados Unidos, 32934-8172
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Murray Kimmel
      • Miami, Florida, Estados Unidos, 33125
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Pedro San Martin Parra
      • Miami, Florida, Estados Unidos, 33186
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rafael Ubeda
      • Miami, Florida, Estados Unidos, 33174
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Enrique Pelayo
      • Miami, Florida, Estados Unidos, 33134
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Gerard Acloque, Jr.
      • Miami, Florida, Estados Unidos, 33176
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Orlando Puente
      • Miami, Florida, Estados Unidos, 33135
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Omar Benitez
      • Miami, Florida, Estados Unidos, 33126-2073
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Ciro Ramirez
      • Miami, Florida, Estados Unidos, 33130
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Zaid Rana
      • Miami, Florida, Estados Unidos, 33182-1420
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Guillermo Somodevilla
        • Contato:
        • Contato:
      • Miami, Florida, Estados Unidos, 33276
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Gilberto Jimenez
      • Miami Lakes, Florida, Estados Unidos, 33016
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jose Cardona
      • Miami Lakes, Florida, Estados Unidos, 33016-1597
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Sheila Sanchez
      • Orlando, Florida, Estados Unidos, 32803
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Edgardo Rivera
        • Contato:
        • Contato:
      • Orlando, Florida, Estados Unidos, 32806
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Uzma Khan
        • Contato:
        • Contato:
      • Palmetto Bay, Florida, Estados Unidos, 33157
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Karen Figueredo Reyes
      • Port Orange, Florida, Estados Unidos, 32127-5169
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Bhanu Visvalingam
      • Tamarac, Florida, Estados Unidos, 33321
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Mazyar Rouhani
      • Tampa, Florida, Estados Unidos, 33614
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Al Robaina
      • Tampa, Florida, Estados Unidos, 33615
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Daphnee Moise
      • The Villages, Florida, Estados Unidos, 32162
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jeffrey Norton
      • West Palm Beach, Florida, Estados Unidos, 33409
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Mira Baron
    • Georgia
      • Albany, Georgia, Estados Unidos, 31707
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Charles Kemp
      • Atlanta, Georgia, Estados Unidos, 30328
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Vasundhara Cheekati
        • Contato:
        • Contato:
      • Atlanta, Georgia, Estados Unidos, 30281
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jason Agran
      • Decatur, Georgia, Estados Unidos, 30030
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Ramana Puppala
      • Marietta, Georgia, Estados Unidos, 30060
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Marvin Tark
      • Riverdale, Georgia, Estados Unidos, 30274
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Deon Miller
        • Contato:
        • Contato:
      • Savannah, Georgia, Estados Unidos, 31406
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Thomas Moriarity
    • Idaho
      • Meridian, Idaho, Estados Unidos, 83642-3154
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Mark Turner
        • Contato:
        • Contato:
    • Illinois
      • Chicago, Illinois, Estados Unidos, 60607-4911
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Dennis Levinson
      • Morton, Illinois, Estados Unidos, 61550
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Stanley Koch
      • Peoria, Illinois, Estados Unidos, 61614
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Daniel Brune
    • Indiana
      • Valparaiso, Indiana, Estados Unidos, 46383
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Robert Buynak
    • Kansas
      • Kansas City, Kansas, Estados Unidos, 66112
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Srinivas Nalamachu
      • Lenexa, Kansas, Estados Unidos, 66219
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Carlos Fierro
    • Louisiana
      • Lafayette, Louisiana, Estados Unidos, 70508
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Jibran Atwi
        • Contato:
        • Contato:
      • Metairie, Louisiana, Estados Unidos, 70006
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • David Dulitz
      • New Orleans, Louisiana, Estados Unidos, 70115
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Patrick Dennis
        • Contato:
        • Contato:
    • Maryland
      • Baltimore, Maryland, Estados Unidos, 21208
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Dima Hnoosh
    • Massachusetts
      • Boston, Massachusetts, Estados Unidos, 02131
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Antonio Mendes
        • Contato:
        • Contato:
      • Brookline, Massachusetts, Estados Unidos, 02446
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • James Katz
    • Michigan
      • Garden City, Michigan, Estados Unidos, 48135
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Renee Dwaihy
      • Southfield, Michigan, Estados Unidos, 48075
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Abdulhassan Saad
        • Contato:
        • Contato:
      • Southfield, Michigan, Estados Unidos, 48034
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Diana Carlson
    • Mississippi
      • Gulfport, Mississippi, Estados Unidos, 39503
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Sean Kerby
        • Contato:
        • Contato:
    • Missouri
      • Chesterfield, Missouri, Estados Unidos, 63005
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Timothy Jennings
      • St Louis, Missouri, Estados Unidos, 63141
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Larkin Wadsworth
      • St Louis, Missouri, Estados Unidos, 63141-6282
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jeffrey Tillinghast
    • Nebraska
      • Elkhorn, Nebraska, Estados Unidos, 68022
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • William Fitzgibbons
      • Grand Island, Nebraska, Estados Unidos, 68803
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Adam Brosz
        • Contato:
        • Contato:
      • Norfolk, Nebraska, Estados Unidos, 68701-7701
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Charles Harper
      • Omaha, Nebraska, Estados Unidos, 68114
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Brian Hollis
    • Nevada
      • Las Vegas, Nevada, Estados Unidos, 89106
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Stephen Tam
      • Las Vegas, Nevada, Estados Unidos, 89109
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Robby Quintos
    • New Jersey
      • Warren Township, New Jersey, Estados Unidos, 07059-2730
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Samar Hameed
    • New Mexico
      • Santa Fe, New Mexico, Estados Unidos, 87505
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Wendy Johnson
    • New York
      • Hartsdale, New York, Estados Unidos, 10530
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Michael Gerdis
      • Rochester, New York, Estados Unidos, 14609
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Patrick Connors
    • North Carolina
      • Charlotte, North Carolina, Estados Unidos, 28210
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Christina Kennelly
      • Denver, North Carolina, Estados Unidos, 80110
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Robert Williams
      • Durham, North Carolina, Estados Unidos, 27704
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Sherif Naguib
      • Fayetteville, North Carolina, Estados Unidos, 30214
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Charlotte Mathis
      • Greensboro, North Carolina, Estados Unidos, 27408
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Alexander Murray
      • Hickory, North Carolina, Estados Unidos, 28601
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Scott Polster
      • Raleigh, North Carolina, Estados Unidos, 27527
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Matthew Hong
        • Contato:
        • Contato:
      • Salisbury, North Carolina, Estados Unidos, 28144
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Kishan Maramraj
      • Wilmington, North Carolina, Estados Unidos, 28403
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Barton Williams
      • Winston-Salem, North Carolina, Estados Unidos, 27103
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jonathan Wilson
    • Ohio
      • Blue Ash, Ohio, Estados Unidos, 45242-3763
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Audrius Ruksenas
      • Cincinnati, Ohio, Estados Unidos, 45246
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Charles Eger
      • Columbus, Ohio, Estados Unidos, 43213
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Sridhar Guduri
      • Lima, Ohio, Estados Unidos, 45801
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Nonso Ezema
    • Oklahoma
      • Chickasha, Oklahoma, Estados Unidos, 73018-2738
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Ahmad Musa
      • Oklahoma City, Oklahoma, Estados Unidos, 73111
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Carl Griffin
        • Contato:
        • Contato:
      • Tulsa, Oklahoma, Estados Unidos, 74133
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Melita Tate
    • Oregon
      • Portland, Oregon, Estados Unidos, 97210-5311
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Andre Barkhuizen
    • Pennsylvania
      • Camp Hill, Pennsylvania, Estados Unidos, 17011
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Venkatesh Nadar
      • Philadelphia, Pennsylvania, Estados Unidos, 19107
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • David Wheeler
    • South Carolina
      • Anderson, South Carolina, Estados Unidos, 29621-4822
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Daniel Williams
      • Little River, South Carolina, Estados Unidos, 29569
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Stephen Grubb
      • Myrtle Beach, South Carolina, Estados Unidos, 29572
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Donald Eagerton
      • North Charleston, South Carolina, Estados Unidos, 29405
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rica Santiago
      • Spartanburg, South Carolina, Estados Unidos, 29301
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Christopher Davis
    • Tennessee
      • Knoxville, Tennessee, Estados Unidos, 37909
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Amanda Miller
      • Knoxville, Tennessee, Estados Unidos, 37912
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Paul Wakefield
    • Texas
      • Austin, Texas, Estados Unidos, 78704
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Timothy Vachris
      • Austin, Texas, Estados Unidos, 78705-3214
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Cary Douglass
      • Brownsville, Texas, Estados Unidos, 78526
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Christopher Romero
        • Contato:
        • Contato:
      • Carrollton, Texas, Estados Unidos, 75006-2139
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Andrea Brown
      • Cypress, Texas, Estados Unidos, 77429
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Dileep Puppala
        • Contato:
        • Contato:
      • Dallas, Texas, Estados Unidos, 75230
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Bachar Elsaadi
      • Dallas, Texas, Estados Unidos, 75243-1921
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Valentine Ebuh
      • DeSoto, Texas, Estados Unidos, 75115
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Haresh Boghara
      • Edinburg, Texas, Estados Unidos, 78539-3432
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • German Esquivel
      • El Paso, Texas, Estados Unidos, 79902
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jose Burgos
      • Fort Worth, Texas, Estados Unidos, 76135
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • William Seger
      • Friendswood, Texas, Estados Unidos, 77546
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Efrain Soto
        • Contato:
        • Contato:
      • Garland, Texas, Estados Unidos, 75043
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Laquita Shepherd
      • Houston, Texas, Estados Unidos, 77065
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Tiffany Huynh
      • Houston, Texas, Estados Unidos, 77087
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Yuliet Mora
      • Houston, Texas, Estados Unidos, 77008
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Van Tran
      • Houston, Texas, Estados Unidos, 77081
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Brandon Essink
      • Houston, Texas, Estados Unidos, 77040
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Damaris Vega
      • Irving, Texas, Estados Unidos, 75061
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Danielle Coulter
      • Keller, Texas, Estados Unidos, 76248
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Gregory Fuller
      • Laredo, Texas, Estados Unidos, 78041
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Jose Garcia
      • McKinney, Texas, Estados Unidos, 75071
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Asad Karim
      • Mesquite, Texas, Estados Unidos, 75149
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Salma Saiger
      • Pearland, Texas, Estados Unidos, 77584
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Murtaza Mussaji
        • Contato:
        • Contato:
      • Plano, Texas, Estados Unidos, 75093
        • Recrutamento
        • GSK Investigational Site
        • Investigador principal:
          • Michele Reynolds
        • Contato:
        • Contato:
      • San Antonio, Texas, Estados Unidos, 78527
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rashid Atique
      • Stephenville, Texas, Estados Unidos, 76401
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Benjamin Marcum
      • The Woodlands, Texas, Estados Unidos, 77384
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Clifford Yut
    • Utah
      • Salt Lake City, Utah, Estados Unidos, 84107
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Todd Bertoch
      • South Ogden, Utah, Estados Unidos, 84405-4869
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • John Hemmersmeier
      • West Jordan, Utah, Estados Unidos, 84088
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Barbara Rizzardi
    • Virginia
      • Charlottesville, Virginia, Estados Unidos, 22911
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • James Clark
      • Newport News, Virginia, Estados Unidos, 23606
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • George Freeman
      • Norfolk, Virginia, Estados Unidos, 23502-3931
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Marc Gaines
      • Richmond, Virginia, Estados Unidos, 23226
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Leroy Vaughan
    • Washington
      • Renton, Washington, Estados Unidos, 98057
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Sheryl Marks
      • Seattle, Washington, Estados Unidos, 98104-2725
        • Recrutamento
        • GSK Investigational Site
        • Contato:
        • Contato:
        • Investigador principal:
          • Rebecca Dunsmoor-Su

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

  • Adulto mais velho

Aceita Voluntários Saudáveis

Sim

Descrição

Inclusion Criteria:

  1. Participants who, in the opinion of the investigator, can and will comply with the requirements of the protocol independently or with the assistance of a caregiver.
  2. Written or witnessed (physically or digitally) informed consent obtained from the participant/Legally acceptable representative [LAR(s)] of the participant prior to performance of any study-specific procedure.
  3. Healthy participants or medically stable patients as established by medical history and clinical examination. Participants with chronic medical conditions with or without specific treatment are allowed to participate in this study if considered by the investigator as medically stable. A stable medical condition is defined as disease not requiring significant change in therapy or hospitalization for worsening disease during 3 months before enrollment.
  4. A male or female participant at least 65 YOA at the time of the study intervention administration.

Exclusion Criteria:

  1. History of test-confirmed influenza infection within 180 days prior to study intervention administration.
  2. Any confirmed or suspected immunosuppressive or immunodeficient condition. HIV-infected individuals may be enrolled if they have been stable on antiretroviral therapy for the past 6 consecutive months, their CD4 cell count is ≥ 200/mm³ and their viral load has been undetectable.
  3. Hypersensitivity to latex.
  4. History of myocarditis or pericarditis considered causally associated with mRNA vaccine.
  5. History of any reaction or hypersensitivity likely to be exacerbated by any component of the study intervention(s).
  6. History of hypersensitivity or allergic reaction to any previous influenza vaccine.
  7. History of hypersensitivity or allergic reaction to any previous mRNA vaccine.
  8. History of Guillain-Barré syndrome (GBS) within 6 weeks of receiving any vaccine.
  9. Significant underlying illness that in the opinion of the investigator would be expected to prevent completion of the study
  10. Acute or unstable chronic conditions [clinically significant pulmonary, cardiovascular, hepatic, metabolic/endocrine disorders, renal functional abnormality, or psychiatric conditions], as determined by medical history and clinical examination.
  11. Any other clinical condition that, in the opinion of the investigator, might pose additional risk to the participant, due to participation in the clinical study.
  12. Condition that in the judgment of the investigator would make intramuscular injection unsafe.
  13. Administration of an influenza vaccine in the period starting 180 days before the study intervention administration or planned administration at any time during the study.
  14. Planned administration/administration of any mRNA-based vaccine, live vaccine or adjuvanted protein-based vaccine in the period starting 30 days before the study intervention administration (Day -29 to Day 1) and ending 28 days after the study intervention administration (Day 1 to Day 28) or a non-replicating vaccine in the period starting 15 days before the study intervention administration (Day -14 to Day 1) and ending 14 days after the study intervention administration (Day 1 to Day 14).
  15. Use of any investigational or non-registered product (drug, vaccine or invasive medical device in the country of enrollment) other than the study intervention during the period beginning 30 days before the dose of study intervention (Day -29 to Day 1), or their planned use during the study period.
  16. Administration of immunoglobulins or other blood products or plasma derivatives during the period starting 90 days before the study intervention (Day -89 to Day 1) or planned administration during the study period.
  17. Chronic administration of immune-modifying drugs (defined as more than 14 consecutive days in total) and/or planned use of long-acting immune-modifying treatments at any time up to the end of the study.

    • Up to 90 days prior to the study intervention administration:
    • For systemic corticosteroids: prednisone equivalent ≥20 mg/day for >14 days. Inhaled, intra articular/intra-bursal, and topical steroids are allowed.
    • Long-acting immune-modifying drugs including among others immunotherapy (e.g., TNF-inhibitors), monoclonal antibodies, antitumoral medication.
  18. Administration of antitumoral medication during the period starting 90 days before the study intervention (Day -89 to Day 1) or planned administration during the study period.
  19. Administration of any vaccine in a clinical trial investigating an influenza mRNA vaccine in the period starting 1 year before the study intervention administration.
  20. Concurrently participating in another clinical study at any time during the study period, in which the participant has been or will be exposed to an investigational or a non-investigational intervention (drug/invasive medical device).
  21. For enrollment in Season 2: Previous participation (i.e., during previous season) in this clinical study.
  22. Planned move during the study period that will prohibit participating in the study until study end.
  23. Planned leave or holiday of 4 consecutive weeks or more during the influenza season covered by the study, that would prohibit the reporting of ILI cases and attendance to ILI visit.
  24. Any study personnel or their immediate dependents, family, or household members.

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Finalidade Principal: Prevenção
  • Alocação: Randomizado
  • Modelo Intervencional: Atribuição Paralela
  • Mascaramento: Quadruplicar

Armas e Intervenções

Grupo de Participantes / Braço
Intervenção / Tratamento
Experimental: mRNA Seasonal Flu Vaccine
Participants will receive a single dose of investigational mRNA Seasonal Flu vaccine on Day 1.
Single-dose intramuscular administration of the season-adapted investigational mRNA Seasonal Flu vaccine.
Comparador Ativo: Active Comparator
Participants will receive a single dose of an age-appropriate and season-adapted licensed influenza vaccine Day 1.
Single-dose intramuscular administration of an age-appropriate and season-adapted licensed influenza vaccine used as the active comparator.

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
Número de participantes com AES sistêmico solicitado
Prazo: Do dia 1 ao dia 7
Os EAs sistêmicos solicitados considerados são febre, dor de cabeça, fadiga, mialgia, artralgia e calafrios. A febre é definida como temperatura maior ou igual a (> =) 38 ° C/100.4 ° F independentemente da localização da medição.
Do dia 1 ao dia 7
Número de participantes com AES não solicitados
Prazo: Do dia 1 ao dia 28
Um EA não solicitado é um EA que não foi incluído na lista de eventos solicitados ou pode ser incluído na lista de eventos solicitados, mas com um início fora do período especificado de acompanhamento para eventos solicitados.
Do dia 1 ao dia 28
Laboratory-confirmed protocol-defined influenza-like illness (ILI) assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of laboratory-confirmed protocol-defined ILI caused by influenza A subtypes and B lineage. Protocol-defined ILI is defined as the simultaneous occurrence of at least 1 respiratory symptom and at least 1 systemic symptom. Respiratory symptoms include nasal congestion, sore throat, new or increased sputum, new or increased cough, new or increased dyspnea, or wheezing. Systemic symptoms include temperature >37.2°C/99°F or feverishness, fatigue, myalgia, or headache. The endpoint will be assessed using an incidence rate approach. Relative vaccine efficacy will be calculated as 100 × (1 - incidence rate ratio).
From Day 15 through the end of the influenza Season
Number of Participants with Solicited Administration Site Adverse Events (AEs)
Prazo: From Day 1 to Day 7
The solicited administration site AEs considered are pain, redness, swelling and lymphadenopathy. Lymphadenopathy is defined as localized axillary, cervical or supraclavicular swelling or tenderness ipsilateral to the injection arm.
From Day 1 to Day 7
Number of Participants with Serious Adverse Events (SAEs)
Prazo: From Day 1 up to the end of the influenza season (with at least 180 days of follow-up)
SAE is an AE which results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or other situations that are considered serious per medical or scientific judgment.
From Day 1 up to the end of the influenza season (with at least 180 days of follow-up)
Number of Participants with Adverse Events of Special Interest (AESIs)
Prazo: From Day 1 up to the end of the influenza season (with at least 180 days of follow-up)
An adverse event of special interest is an adverse event of scientific and medical concern specific to the sponsor's product or program, for which ongoing monitoring and rapid communication by the investigator to the sponsor may be appropriate. AESIs include protocol-defined events such as potential immune-mediated disorders, myocarditis, pericarditis, severe hypersensitivity reactions, and other AESIs defined in the protocol.
From Day 1 up to the end of the influenza season (with at least 180 days of follow-up)
Number of Participants with any Laboratory abnormalities
Prazo: At Day 1 (pre-dose) and at Day 29 (post -dose)
At Day 1 (pre-dose) and at Day 29 (post -dose)

Medidas de resultados secundários

Medida de resultado
Descrição da medida
Prazo
Porcentagem de participantes com Antígeno 1 Taxa de Seroproteção (SPR)
Prazo: No dia 1 e dia 29
No dia 1 e dia 29
Laboratory-confirmed protocol-defined ILI assessed for relative vaccine efficacy by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of laboratory-confirmed protocol-defined ILI caused by influenza A subtypes and B lineage. This endpoint will assess the incidence rate of the investigational mRNA Seasonal Flu vaccine compared with the licensed influenza vaccine comparator.
From Day 15 through the end of the influenza Season
Severe Influenza Disease (SID) assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of severe influenza disease caused by influenza A or B. Severe influenza disease includes serious influenza-related outcomes such as pneumonia, hospitalization, or death associated with laboratory-confirmed influenza.
From Day 15 through the end of the influenza Season
Laboratory-confirmed Centers for Disease Control and Prevention-defined ILI assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of laboratory-confirmed Centers for Disease Control and Prevention-defined ILI caused by influenza A subtypes and B lineage.
From Day 15 through the end of the influenza Season
Laboratory-confirmed modified Centers for Disease Control and Prevention-defined ILI assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of laboratory-confirmed modified Centers for Disease Control and Prevention-defined ILI caused by influenza A subtypes and B lineage.
From Day 15 through the end of the influenza Season
Laboratory-confirmed protocol-defined ILI by antigenic matching status
Prazo: From Day 15 through the end of the influenza Season ,
First occurrence of laboratory-confirmed protocol-defined ILI caused by influenza viruses considered antigenically matched, non-matched, or of unknown matching status to the vaccine strains.
From Day 15 through the end of the influenza Season ,
All-cause protocol-defined ILI assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of protocol-defined ILI, regardless of cause.
From Day 15 through the end of the influenza Season
Influenza-related medically attended event assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of an influenza-related medically attended event associated with laboratory-confirmed protocol-defined ILI or severe influenza disease.
From Day 15 through the end of the influenza Season
Influenza-related oxygen support for more than 24 hours assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of influenza-related oxygen support for more than 24 hours associated with laboratory-confirmed protocol-defined ILI or severe influenza disease.
From Day 15 through the end of the influenza Season
Influenza-related intensive care unit admission assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of influenza-related intensive care unit admission associated with laboratory-confirmed protocol-defined ILI or severe influenza disease.
From Day 15 through the end of the influenza Season
Influenza-related major adverse cardiovascular event assessed by incidence rate ratio
Prazo: From Day 15 through the end of the influenza Season
First occurrence of influenza-related major adverse cardiovascular event associated with laboratory-confirmed protocol-defined ILI or severe influenza disease.
From Day 15 through the end of the influenza Season
To evaluate the impact of the study interventions on healthcare resource utilization during laboratory-confirmed influenza episodes
Prazo: From Day 15 through the end of the influenza Season
Healthcare resource utilization during laboratory-confirmed protocol-defined ILI or severe influenza disease episodes. This includes hospitalization and length of stay, intensive care unit admission and length of stay, emergency room or urgent care visits, general practitioner or specialist visits, medical home visits, physical therapy sessions, use of antibiotics, antiviral medication, oxygen therapy, advanced oxygen support, mechanical ventilation, and number of days missed from work.
From Day 15 through the end of the influenza Season
Geometric mean titers (GMT) Ratio of Antigen 1, Antigen 2 and Virus Neutralization Antibody Titers
Prazo: At Day 29
At Day 29
Geometric mean increase (GMI) of Antigen 1, Antigen 2 and Virus Neutralization Antibody Titers
Prazo: From Day 1 to Day 29
From Day 1 to Day 29
Percentage of Participants with Antigen 1, Antigen 2 and Virus Neutralization Seroconversion Rate (SCR)
Prazo: From Day 1 to Day 29
From Day 1 to Day 29

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Patrocinador

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo (Real)

2 de setembro de 2026

Conclusão Primária (Estimado)

9 de junho de 2028

Conclusão do estudo (Estimado)

9 de junho de 2028

Datas de inscrição no estudo

Enviado pela primeira vez

1 de setembro de 2026

Enviado pela primeira vez que atendeu aos critérios de CQ

1 de setembro de 2026

Primeira postagem (Real)

4 de setembro de 2026

Atualizações de registro de estudo

Última Atualização Postada (Real)

18 de setembro de 2026

Última atualização enviada que atendeu aos critérios de controle de qualidade

17 de setembro de 2026

Última verificação

1 de setembro de 2026

Mais Informações

Termos relacionados a este estudo

Plano para dados de participantes individuais (IPD)

Planeja compartilhar dados de participantes individuais (IPD)?

SIM

Descrição do plano IPD

Study Sponsor will assess requests from qualified researchers for anonymized individual patient-level data and related study documents. Data sharing is subject to certain criteria, conditions, and exceptions. For further information, refer to https://www.gsk-studyregister.com/gsk-patient-level-data-sharing-july2025.pdf

Prazo de Compartilhamento de IPD

Anonymized IPD will be made available within 6 months of publication of primary, key secondary and safety results for studies in product with approved indication(s) or asset(s) with development terminated across all indications.

Critérios de acesso de compartilhamento IPD

Anonymized IPD is shared with researchers whose proposals are approved by an Independent Review Panel and after a Data Sharing Agreement is in place. Access is provided for an initial period of 12 months, but an extension may be granted, when justified, for up to 6 months.

Tipo de informação de suporte de compartilhamento de IPD

  • PROTOCOLO DE ESTUDO
  • SEIVA
  • CIF
  • CSR

Informações sobre medicamentos e dispositivos, documentos de estudo

Estuda um medicamento regulamentado pela FDA dos EUA

Sim

Estuda um produto de dispositivo regulamentado pela FDA dos EUA

Não

Essas informações foram obtidas diretamente do site clinicaltrials.gov sem nenhuma alteração. Se você tiver alguma solicitação para alterar, remover ou atualizar os detalhes do seu estudo, entre em contato com register@clinicaltrials.gov. Assim que uma alteração for implementada em clinicaltrials.gov, ela também será atualizada automaticamente em nosso site .

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