Chronic Cough

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 […]

With limited options in the treatment paradigm for refractory or unexplained chronic cough, P2X3 receptor antagonists have shown great promise in clinical trials. We were delighted to speak to Dr. Imran Satia (McMaster University, Hamilton, ON, Canada) to discuss the current unmet needs when treating chronic cough and the investigational P2X3 receptor antagonists currently in […]

Chronic cough is a cough that lasts 8 weeks or longer and is not due to serious underlying conditions. It is a common problem in primary care, accounting for up to 40% of referrals to pulmonologists.1 Common causes include rhinosinusitis, cough-variant asthma, eosinophilic bronchitis, smoking, certain medications (including angiotensin-converting enzyme inhibitors) and gastroesophageal reflux.2 Once serious […]

Gefapixant is a P2X3 antagonist that was recently studied in two phase 3 randomized controlled trials, COUGH-1 and COUGH-2, and is currently under regulatory review in Europe. In this interview, we were delighted to speak with Elena Kum (McMaster University, Hamilton, ON, Canada) around the aims, methodology and findings from her dose-response meta-analysis of gefapixant. […]

Welcome to the latest issue of touchREVIEWS in Respiratory & Pulmonary Diseases, in which we bring you a range of topical and timely articles in the field of lung diseases. In this issue, we begin with an expert interview about lebrikizumab (an anti-interleukin-13 biologic) for asthma. Stanley Szefler describes the clinical trials that have helped […]

Chronic cough, defined as a cough lasting over 8 weeks, has an estimated global prevalence of 10% and has significant detrimental physical, social and psychological consequences on individuals.1,2 Chronic cough is a complex heterogeneous disease, in which many causative factors need to be explored (Figure 1).3 The three most reported associations are rhinosinusitis, gastro-oesophageal reflux disease and […]

We were delighted to meet with Prof. Alan Kaplan (University of Toronto, Toronto, ON, Canada) to discuss the international IPCRG Sentinel Network which represents each continent and includes over 100 primary care clinicians. The IPCRG is providing answers based on published peer reviewed evidence to COVID and respiratory questions from the Sentinel Network. Questions Could […]