New COVID-19 vaccine shows promise in massive trial

NCT ID NCT05212948

First seen Jan 05, 2026 · Last updated May 21, 2026 · Updated 22 times

Summary

This study tested a new vaccine called S-268019 to see if it could prevent COVID-19. About 9,900 adults who had never had COVID-19 received either the vaccine or a placebo. Researchers tracked how many people got sick with COVID-19 after vaccination to measure the vaccine's effectiveness.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • Buon Ma Thuot City Medical Center

    Buon Ma Thuot, Dak Lak, Vietnam

Conditions

Explore the condition pages connected to this study.