FDA Approves Ensitrelvir to Prevent COVID-19 After Exposure Phase 3 data showed a 67% reduction in symptomatic infection among exposed household contacts who tested negative at baseline. By Kathryn Wighton June 2, 2026 3 min Conexiant Share Summary Takeaways Listen Insight Report Clinical Scorecard Quiz Poll Top Institutions Top Thought Leaders Top Thought Leaders in Infectious Disease Brief introduction explaining scope and methodology. #1 James Strachan Author • The Analytical Scientist #2 Jessica Allerton #3 Kathryn Wighton Editor • Conexiant #4 Andrea Surnit Editor • Conexiant #5 Kerri Miller Editor • Conexiant #6 Anis Larbi #7 Helen Bristow #8 Julian Upton #9 Kim Kahnau Senior Medical Microbiologist • MVZ Labor Münster #10 LaToya Montgomery