Can antibodies and vaccine team up? new study explores COVID-19 combo approach

NCT ID NCT04852978

First seen Nov 01, 2025 · Last updated May 02, 2026 · Updated 27 times

Summary

This study looked at whether giving a COVID-19 antibody treatment (casirivimab+imdevimab) along with the Moderna vaccine changes how well the vaccine works. About 295 healthy adults took part. Researchers wanted to see if the timing between the antibody treatment and the vaccine matters for a strong immune response.

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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

  • Regeneron Research Site

    Little Rock, Arkansas, 72211, United States

  • Regeneron Research Site

    Rogers, Arkansas, 72758, United States

  • Regeneron Research Site

    Hialeah, Florida, 33012, United States

  • Regeneron Research Site

    Miami, Florida, 33186, United States

  • Regeneron Research Site

    Orlando, Florida, 32789, United States

  • Regeneron Research Site

    Dayton, Ohio, 45417, United States

Conditions

Explore the condition pages connected to this study.