CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 751 enrolled / 751 target
Drug / intervention
RSVPreF3 OA investigational vaccine +1 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT06614725
NCT06614725Phase 3CompletedHigh Momentum (35.8/mo)Completion was 12mo ago

A Phase 3, Randomized, Placebo-controlled, Observer-blind Study in India to Evaluate Immune Response, Reactogenicity and Safety of a Single Intramuscular Dose of RSVPreF3 OA Investigational Vaccine When Administered to Older Adults >=60 Years of Age and Adults 50-59 Years of Age at Increased Risk of Respiratory Syncytial Virus Lower Respiratory Tract Disease

GlaxoSmithKline·interventional·Posted Sep 26, 2024·Updated Jun 23, 2026

In Brief

A Phase 3 clinical trial evaluating RSVPreF3 OA investigational vaccine and Placebo for Respiratory Syncytial Virus Infections. Completed, enrolled 751 participants across 14 sites.

Signals

Enrolling ahead of pace

Detailed Summary

The purpose of the study is to evaluate the immunogenicity and safety of a single dose of investigational RSVPreF3 OA vaccine in Indian older adults 60 years of age (YOA) and above and Indian adults 50-59 YOA at increased risk of RSV-LRTD.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesIndia
Collaborators--

Timeline

Phase 3CompletedFinished
20252026
First PostedSep 26, 2024
Enrollment StartOct 1, 2024
Primary CompletionJun 3, 2025
Study CompletionNov 14, 2025
TodayJul 2, 2026
Enrollment to primary: 8 monthsPosted 1.8 years ago

Arms & Interventions

OA-RSV groupexperimental

Older adult (OA) participants, greater than or equal to (≥) 60 years of age (YOA), received a single dose of RSVPreF3 OA investigational vaccine at Day 1.

Biological: RSVPreF3 OA investigational vaccine
OA-Placebo groupplacebo_comparator

OA participants, ≥ 60 YOA, received a single dose of placebo at Day 1.

Combination Product: Placebo
Adults-AIR-RSV groupexperimental

Adult participants, 50-59 YOA, at increased risk (AIR) of Respiratory Syncytial Virus - Lower Respiratory Tract Disease (RSV-LRTD), received a single dose of RSVPreF3 OA investigational vaccine at Day 1.

Biological: RSVPreF3 OA investigational vaccine
Adults-AIR-Placebo groupplacebo_comparator

Adult participants, 50-59 YOA, at increased risk (AIR) of RSV-LRTD, received a single dose of placebo at Day 1.

Combination Product: Placebo

Interventions

RSVPreF3 OA investigational vaccinebiological

1 dose of RSVPreF3 OA investigational vaccine administered intramuscularly on Day 1 to participants in OA-RSV and Adults-AIR-RSV groups.

Placebocombination

1 dose of placebo (saline solution) administered intramuscularly on Day 1 to participants in OA-Placebo and Adults-AIR-Placebo groups.