A Study of Investigational RSV/hMPV Combination and Investigational hMPV Vaccines in Younger and Older Adults

NCT07628049 · Status: RECRUITING · Phase: PHASE1/PHASE2 · Type: INTERVENTIONAL · Enrollment: 1808

Last updated 2026-07-08

No results posted yet for this study

Summary

The aim of this study is to evaluate the safety, reactogenicity, and immune response of the different formulations of the investigational RSV/hMPV combination vaccine and investigational hMPV vaccine in younger and older adults.

Conditions

  • Respiratory Syncytial Virus Infections+Metapneumovirus

Interventions

BIOLOGICAL

RSV/hMPV_W low dose vaccine

RSV/hMPV\_W low dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_W medium dose vaccine

RSV/hMPV\_W medium dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_W high dose vaccine

RSV/hMPV\_W high dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_X low dose vaccine

RSV/hMPV\_X low dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_X medium dose vaccine

RSV/hMPV\_X medium dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_X high dose vaccine

RSV/hMPV\_X high dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Y low dose vaccine

hMPV\_Y low dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Y medium dose vaccine

hMPV\_Y medium dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Y high dose vaccine

hMPV\_Y high dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Z low dose vaccine

hMPV\_Z low dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Z medium dose vaccine

hMPV\_Z medium dose vaccine administered intramuscularly.

BIOLOGICAL

hMPV_Z high dose vaccine

hMPV\_Z high dose vaccine administered intramuscularly.

BIOLOGICAL

Control vaccine

Control vaccine administered intramuscularly.

COMBINATION_PRODUCT

Placebo

Placebo administered intramuscularly.

BIOLOGICAL

RSV/hMPV_V low dose vaccine

RSV/hMPV\_V low dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_V medium dose vaccine

RSV/hMPV\_V medium dose vaccine administered intramuscularly.

BIOLOGICAL

RSV/hMPV_V high dose vaccine

RSV/hMPV\_V high dose vaccine administered intramuscularly.

Sponsors & Collaborators

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Max Age
80 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2026-06-05
Primary Completion
2029-04-05
Completion
2029-04-05
FDA Drug
Yes

Countries

  • United States
  • Australia

Study Locations

More Related Trials

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 NCT07628049 on ClinicalTrials.gov