RespiratoryMerck
Merck Reports Phase 3 Results for Gefapixant in Refractory Chronic Cough
BMI
Biotechnology Media Insights
Editorial Team · July 28, 2025
Merck announces Phase 3 COUGH-1 and COUGH-2 trial results showing gefapixant significantly reduces cough frequency in patients with refractory or unexplained chronic cough.

Merck today announced results from the Phase 3 COUGH-1 and COUGH-2 trials evaluating gefapixant in patients with refractory or unexplained chronic cough. Both trials demonstrated significant reductions in 24-hour cough frequency compared to placebo at week 12.
BMI
Biotechnology Media Insights
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