Dextromethorphan
What is Dextromethorphan? Dextromethorphan is a cough suppressant medication used to relieve mild to moderate coughs, typically associated with upper respiratory tract infections such as the common cold or bronchitis. It works by blocking the action of a chemical called acetylcholine in the brain, which helps to quiet the cough reflex. Dextromethorphan is commonly found in over-the-counter (OTC) medications like cough syrups and tablets, often combined with other ingredients such as expectorants or antihistamines to help relieve congestion and promote mucus clearance....