COUGH 1 and COUGH 2, were randomized, double-blind, placebo-controlled phase 3 trials, that investigated gefapixant for the treatment of refractory or unexplained chronic cough. It was a pleasure to speak with Dr. Imran Satia (McMaster University, Hamilton, ON, Canada) around his analysis of COUGH-1 and -2, looking at gefapixant efficacy by patient history of refractory […]