Clinical trial register · United States · industry-sponsored

Respiratory Syncytial Virus Immunization Trials in the USA

Every industry-sponsored study on the ClinicalTrials.gov registry that lists a US site and is open, about to open, active-but-closed, or enrolling by invitation. This deliberately excludes academic and other non-industry sponsors — the full US registry across all sponsors runs to over 22,000 recruiting studies alone.

9094

Studies in scope

industry-sponsored, all four open statuses

4935

Recruiting now

open to new participants

2188

Lead sponsors

across recruiting studies

Top states

Arizona 2 California 2 Florida 2 Alabama 1 Georgia 1

Status

Study

Lead sponsor

Phase

Enrol

US states

Start

Recruiting

Phase 1/2 Study of Respiratory Syncytial Virus and Human Metapneumovirus (RSV+HMPV) Vaccine Candidate in Adults 60 Years of Age and Older

NCT07734649Respiratory Syncytial Virus Immunization, Human Metapneumovirus Immunization, Healthy Volunteers

Sanofi

Phase 1/2

2,400

Alabama, Arizona, California, Florida, Georgia, Illinois, Michigan, Nebraska

2026-07-22

Active, closed

Study of a Human Metapneumovirus/Respiratory Syncytial Virus mRNA Vaccine Candidate Encapsulated in a Lipid Nanoparticle-based Formulation in Adults Aged 60 Years and Older

NCT06686654Human Metapneumovirus Immunization, Respiratory Syncytial Virus Immunization

Sanofi Pasteur, a Sanofi Company

Phase 1/2

1,530

Arizona, California, Colorado, District of Columbia, Florida, Idaho, Kansas, Maryland

2024-11-11

Cite this view

Priya Life Science (2026). Clinical trial register: industry-sponsored studies with a US investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 18 September 2026. https://priyalifescience.com/clinical-trials-usa/condition/respiratory-syncytial-virus-immunization

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Listing here is informational and not medical advice; eligibility is determined by each study team. Compare pay for the teams running these studies in the US Pharma Salary Guide, see who's behind them in the US Company Directory, or track approvals on the FDA Approvals Tracker. For Irish, UK and EU sites, see the Ireland, UK and EU registers.