The investigation and management of cough in adults

Cough is the most common reason why patients consult their doctor. An acute cough due to viral upper respiratory tract infection is disruptive to the individual and can lead to a reduction in productivity. Dextromethorphan is one of the most widely used antitussives; however, there is a paucity of evidence to support the use of antitussive medications. In some patients, the cough persists and impacts on health-related quality of life. Cough...