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A Safety, Tolerability, and Immunogenicity Study of mRNA-1345 and mRNA-1365 in Participants Aged 5 Months to <24 Months

Active, not recruiting · Phase 1 · NCT05743881

Conditions: Respiratory Syncytial Virus, Human Metapneumovirus

At a glance

Research payments reported, 2025
$345,919
U.S. investigators named
18
Sites paid
13
Planned or actual enrollment
186

About the trial

Sponsor
ModernaTX, Inc.
Tested
mRNA-1345 (biological), mRNA-1365 (biological), Placebo (biological), Nimenrix (drug)
Dates
Started 2023-02-15; completion 2029-08-31
Results posted
Not yet

The purpose of this study is to assess the safety and immunogenicity of mRNA-1365, an mRNA vaccine targeting respiratory syncytial virus (RSV) and human metapneumovirus (hMPV) and mRNA-1345, an mRNA vaccine targeting RSV, in participants aged 5 months to \<24 months.

From ClinicalTrials.gov, last updated 2026-06-26. Full record, eligibility and contacts (opens in a new tab)

Industry funding

ModernaTX, Inc. reported $345,919 in research payments for this study in 2025 (287 payments).

Research payments usually go to hospitals, universities and research sites to run a study, not to the investigators personally. A payment is not evidence of wrongdoing.

U.S. investigators named on this study

Clinicians the company named as principal investigators in its Open Payments reports.

Sites paid to run it

  • Velocity Clinical Research Inc $65,608
  • Acrc Trials $45,691
  • Neutra Life Sciences LLC $45,662
  • Regents of the University of Minnesota $35,484
  • Dynamed Clinical Research LP $28,462
  • Matrix Clinical Research Inc $26,383
  • Dynamed Chicago LLC $24,112
  • Mercury Clinical Research Inc $21,192
  • Palmetto Pediatrics PA $19,334
  • Duke University $12,780
  • University of Florida $11,024
  • Seattle Children's Hospital, WA $8,628
  • Vanderbilt University Medical Center, TN $1,560

Sources: CMS Open Payments research payments (program year 2025) and ClinicalTrials.gov, U.S. National Library of Medicine.