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Antibody Cocktail Seems to Prevent COVID-19 Spread – Medscape
The antibody cocktail casirivimab and imdevimab may be an option to ward off infection, but the study didn’t quite reach statistical significance.

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A one-time injection of the monoclonal antibody cocktail casirivimab with imdevimab (REGEN-COV), taken within 72 hours of a household member’s diagnosis with SARS-CoV-2, prevented 100% of COVID-19 illness, 100% of high SARS-CoV-2 viral loads, and cut length of asymptomatic infection to 1 week.
“It’s fantastic news,” said Rajesh Gandhi, MD, an infectious disease physician at Massachusetts General…
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