Tip - Cough-Variant Asthma

Cough-variant asthma is a type of asthma in which the main symptom is a dry, non-productive cough. Find out more from WebMD.
Tags: cough variant asthma, cva, chronic cough, dry cough, non-productive cough, symptoms, beta blocker, blood pressure, spirometry, spirometer, methacholine, challenge, test, inhaler, steroid, treatment