New mRNA vaccine aims to shield seniors from dangerous RSV

NCT ID NCT06564194

First seen Apr 23, 2026 · Last updated Jun 12, 2026 · Updated 8 times

Summary

This early-stage study tests an experimental mRNA vaccine called JCXH-108 designed to prevent respiratory syncytial virus (RSV) infection. About 75 healthy adults, split into two age groups (18-45 and 60+), will receive either the vaccine or a placebo. Researchers will closely monitor safety and measure the body's immune response over six months.

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Contacts and locations

Locations

  • DelRicht - New Orleans

    New Orleans, Louisiana, 70115, United States

  • Health Awareness

    Jupiter, Florida, 33458, United States

  • Sundance Clinical Research

    St Louis, Missouri, 63131, United States

Conditions

Explore the condition pages connected to this study.