Benylin Chesty Cough Original is a soothing and deep penetrating solution for a quick relief from coughs and congestion in the chest caused by a phlegm build-up in the lungs and chest. The deep penetrating action of the chesty cough syrup allows you to work through out the day and yet feel fully heathy. The main ingredient is diphenhydramine hydrochloride, which is an antihistamine, providing relief from cough and levomethol that is suitable to soothe the stuffiness in the nose. Both the action makes the breathing easier. It is recommended for adults and children above 12 years of age. Not suitable for children below 12 years.