Comorbid Conditions and Medical History Among Patients with Refractory or Unexplained Chronic Cough in Two Phase 3 Clinical Trials (COUGH-1 and COUGH-2)

Patients with refractory chronic cough (RCC) or unexplained chronic cough (UCC) often have comorbid diseases associated with cough (RCC) and/or receive treatments for conditions presumed to be related to their cough (RCC/UCC). The medical histories of patients with RCC or UCC enrolled in two phase 3, randomized, placebo-controlled studies of the P2X3 receptor antagonist gefapixant were assessed. Patients enrolled in COUGH-1 (NCT03449134) and...