
Exploratory SCORPIO-PEP data presented at IDWeek 2026 show household contacts with breakthrough COVID-19 on ensitrelvir had lower peak viral RNA and fewer severe symptoms than placebo recipients.

Draica is senior vice president of US medical affairs at Shionogi Inc.

Exploratory SCORPIO-PEP data presented at IDWeek 2026 show household contacts with breakthrough COVID-19 on ensitrelvir had lower peak viral RNA and fewer severe symptoms than placebo recipients.