Regeneron to seek US OK for COVID-19 cocktail to be used for prevention
ZURICH (Reuters) — Regeneron is pursuing U.S. approval for its COVID-19 monoclonal antibody cocktail as a preventative treatment after it helped cut the risk of symptomatic infections in households where someone else is ill, the U.S. drugmaker said on Monday. REGEN-COV, a combination of casirivimab and imdevimab, protected household contacts from exposure to SARS-CoV-2, with 72% protection against symptomatic infections in the first week and 93% after that, according to trial data released by the company. In a separate trial, Regeneron also said the treatment reduced overall risk of progres...