Clinical Trials Directory

Trials / Active Not Recruiting

Active Not RecruitingNCT07071558

Study to Evaluate the Safety and Immunogenicity of Investigational Vaccines Using the RSV (Respiratory Syncytial Virus) Monovalent Antigen in Healthy Participants 18 to 49 Years of Age

A Phase 1, Parallel, Randomized, Multi-center Study to Evaluate the Safety and Immunogenicity of Different LNP Formulations of mRNA Vaccines Using the RSV Monovalent Antigen in Healthy Participants 18 to 49 Years of Age

Status
Active Not Recruiting
Phase
Phase 1
Study type
Interventional
Enrollment
240 (actual)
Sponsor
Sanofi · Industry
Sex
All
Age
18 Years – 49 Years
Healthy volunteers
Accepted

Summary

The purpose of this study is to evaluate the safety and immunogenicity of different liponanaoparticle (LNP) formulations of modified ribonucleic acid (mRNA) vaccines using the RSV pre-F antigen in healthy participants 18 to 49 years of age. -Each participant will remain in the study for approximately 6 months. * The study intervention will be administered as a single intramuscular (IM) dose in the upper arm on Day 1 (D01). * The visit frequency will include 1 Screening Visit, 4 planned site visits to occur on D01, D03, D08, and D29, and 2 telephone calls to occur at Month (M)3 and M6.

Conditions

Interventions

TypeNameDescription
BIOLOGICALRSV vaccine formulation 1 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 2 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 3 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 4 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 5 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 6 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 7 doseSuspension for injection. Route of administration: IM injection
BIOLOGICALRSV vaccine formulation 8 doseSuspension for injection. Route of administration: IM injection

Timeline

Start date
2025-07-14
Primary completion
2026-02-26
Completion
2026-02-26
First posted
2025-07-17
Last updated
2025-09-16

Locations

6 sites across 1 country: Australia

Source: ClinicalTrials.gov record NCT07071558. Inclusion in this directory is not an endorsement.