Study of the Safety and Immune Response of an Investigational mRNA Vaccine for the Prevention of Respiratory Syncytial Virus and/or Human Metapneumovirus in Participants Aged 18 to 49 Years and 60 Years and Older
Public ClinicalTrials.gov record NCT06237296. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase I, Dose-escalation, Parallel-group, Randomized, Multi-center Study to Assess Safety and Immunogenicity of an RSV/hMPV mRNA Vaccine Candidate in Healthy Participants Aged 18 to 49 Years and 60 Years and Older.
Study identification
- NCT ID
- NCT06237296
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Sanofi Pasteur, a Sanofi Company
- Industry
- Enrollment
- 558 participants
Conditions and interventions
Interventions
- RSV/hMPV mRNA LNP 1 Biological
- RSV/hMPV mRNA LNP 2 Biological
- RSV mRNA LNP 1 Biological
- hMPV mRNA LNP 1 Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 22, 2024
- Primary completion
- Feb 10, 2025
- Completion
- Feb 10, 2025
- Last update posted
- Sep 10, 2025
2024 – 2025
United States locations
- U.S. sites
- 9
- U.S. states
- 9
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Velocity Gardena Site Number : 8400011 | Gardena | California | 90247 | — |
| Velocity Clinical Research-Hallandale Beach- Site Number : 8400013 | Hallandale | Florida | 33009 | — |
| Advanced Clinical Research- Site Number : 8400005 | Meridian | Idaho | 83642 | — |
| Velocity Clinical Research, Sioux City Site Number : 8400017 | Sioux City | Iowa | 51106 | — |
| Velocity Clinical Research- New Orleans Site Number : 8400016 | New Orleans | Louisiana | 70119 | — |
| Meridian Clinical Research- Site Number : 8400007 | Binghamton | New York | 13905 | — |
| Velocity Clinical Research- Site Number : 8400012 | Cleveland | Ohio | 44122 | — |
| Coastal Carolina Research Center- Site Number : 8400001 | North Charleston | South Carolina | 29405 | — |
| Charlottesville Medical Research Center Winding River - Site Number : 8400002 | Charlottesville | Virginia | 22911 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 8 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT06237296, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 10, 2025 · Synced Jul 22, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT06237296 live on ClinicalTrials.gov.