Benylin Dry Coughs Original is used to help relieve dry, irritating coughs.

The liquid contains: Diphenhydramine hydrochloride which is an antihistamine that helps relieve coughing and dry  secretions in the nose and chest. Dextromethorphan hydrobromide which is an antitussive to help stop coughing. Levomenthol which helps you breathe more easily by relieving congestion.