A Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus Given to Adults 50-59 Years of Age, Including Adults at Increased Risk of Respiratory Syncytial Virus Lower Respiratory Tract Disease, Compared to Older Adults 60 Years of Age and Above

NCT05590403 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 1544

Last updated 2025-03-06

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Summary

The aim of this study is to demonstrate the non-inferiority (NI) of the immune response and evaluate safety of RSVPreF3 older adults (OA) investigational vaccine in adults 50-59 years of age (YOA), including those who are at increased risk (AIR) of respiratory syncytial virus (RSV)-lower respiratory tract disease (LRTD), versus adults \>=60 YOA

Conditions

  • Respiratory Syncytial Virus Infections

Interventions

BIOLOGICAL

RSVPreF3 OA investigational vaccine

One dose administered intramuscularly at Day 1.

DRUG

Placebo

One dose administered intramuscularly at Day 1.

Sponsors & Collaborators

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
50 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2022-10-28
Primary Completion
2023-03-13
Completion
2024-02-12
FDA Drug
Yes

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05590403 on ClinicalTrials.gov