# Moderna's RSV vaccine shown to provide strong protection against serious cases in adults 50 and older

Source: [Medical Xpress - latest medical and health news stories](https://medicalxpress.com/news/2026-11-moderna-rsv-vaccine-shown-strong.html) · 2026-11-12 · Medicine
Page: https://themorning.science/story/moderna-s-rsv-vaccine-shown-to-provide-strong-protection-against-serious-cases-i-2e6c087337c9e935
Kind: research · Impact: medium

## In brief

- A single dose of Moderna's mResvia RSV vaccine was 60.3% protective against documented RSV infections.
- The vaccine was 60.2% protective against RSV-associated emergency department or urgent care encounters.
- The vaccine was 81.8% protective against RSV-associated hospitalizations in the study population, which the source reports as adults 50 and older.

## Why it matters

The results add efficacy data for an RSV vaccine in older adults, a group at higher risk of serious RSV disease, which can inform vaccination decisions and public health planning.

## Coverage

- [Moderna's RSV vaccine shown to provide strong protection against serious cases in adults 50 and older](https://medicalxpress.com/news/2026-11-moderna-rsv-vaccine-shown-strong.html) — Medical Xpress - latest medical and health news stories, 2026-11-12

Tags: rsv, vaccines, mrna, respiratory infections, public health

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Brief generated by AI (claude-haiku-5-5) from the reporting listed under Coverage. Headlines belong to their publishers. The Morning Science – https://themorning.science