Promethazine HCl 6.25mg, dextromethorphan HBr 15mg; per 5mL; liq; contains alcohol 7%. Dextromethorphan is an antitussive agent and, unlike the isomeric levorphanol, it has no analgesic or ...

Robitussin Honey Cough + Chest Congestion DM has been a staple in my medicine cabinet for the last several years. This cough ...