509
Participants
Start Date
November 5, 2019
Primary Completion Date
February 25, 2020
Study Completion Date
November 22, 2021
RSVPreF3 formulation 3
One dose of RSVPreF3 formulation 3 vaccine administered intramuscularly in the left or in the non-dominant arm.
RSVPreF3 formulation 2
One dose of RSVPreF3 formulation 2 vaccine administered intramuscularly in the left arm.
Boostrix-ex-US
One dose of the dTpa (Ex-US formulation) vaccine administered intramuscularly in the right arm.
Boostrix-US
One dose of the dTpa vaccine (US formulation) administered intramuscularly in the right arm.
Placebo
One dose of placebo (NaCl solution) administered intramuscularly in either the left or the right arm.
GSK Investigational Site, Leuven
GSK Investigational Site, Ghent
GSK Investigational Site, Rochester
GSK Investigational Site, Miami
GSK Investigational Site, Lenexa
GSK Investigational Site, Seattle
GSK Investigational Site, Truro
GSK Investigational Site, London
Lead Sponsor
GlaxoSmithKline
INDUSTRY