Regeneron (REGN) Announces IDMC Finds Clear Efficacy for REGEN-COV in Phase 3 COVID-19 Outpatient Outcomes Trial

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Independent Data Monitoring Committee Finds Clear Efficacy for REGEN-COV™ (casirivimab with imdevimab) in Phase 3 COVID-19 Outpatient Outcomes Trial

February 25, 2021 7:00 AM EST

TARRYTOWN, N.Y., Feb. 25, 2021 /PRNewswire/ -- Regeneron Pharmaceuticals, Inc. (NASDAQ: REGN) today announced changes to the Phase 3 trial assessing investigational REGEN-COV (casirivimab with imdevimab) in non-hospitalized patients ("outpatients") with COVID-19, following recommendations from the Independent Data Monitoring Committee (IDMC). The IDMC found clear clinical efficacy on reducing the rate of hospitalization and death with both the 1,200 mg and 2,400 mg doses of REGEN-COV compared to placebo, and recommended stopping enrollment into the placebo group.

Regeneron is following the IDMC recommendation and will immediately stop enrolling patients in the placebo group. The trial... More