Background: It is important to determine whether chronic cough is associated with asthma and can be helped by treatment with inhaled corticosteroids.
Objective: To compare the effects of beclomethasone and placebo in patients with chronic cough for at least 8 weeks after excluding those with cough due to postnasal drip and gastroesophageal reflux disease.
Methods: A prospective, randomized, double-blind, placebo-controlled study comprising 64 patients was performed for 2 weeks.