CHRONIC COUGH

Abstract

Chronic cough is defined as a cough of more than 8 weeks duration. Chronic cough is being reported by 3-40 percent of population. There are three common causes of chronic cough: asthma, gasroesophagal reflux and rhinitis. The task of investigation patients with chronic cough is to evaluate the cause of chronic cough. A cause is identified in 75-90 percent of patients with chronic cough. The treatment of chronic cough is aimed at the underling disorder. It is successful in 68-98 percent of cases. Antitussive agents are used if the cause of cough is failed to evaluate or etiological treatment is not available or not effective.