Robitussin EX/Robitussin PS/Robitussin DM

Per 10 mL Robitussin EX Guaiphenesin 200 mg. Per 10 mL Robitussin PS Guaiphenesin 200 mg, pseudoephedrine HCl 60 mg. Per 10 mL Robitussin DM Guaiphenesin 200 mg, dextromethorphan HBr 30 mg

Cough & Cold Preparations

R05FA02 - opium derivatives and expectorants ; Belongs to the class of combinations of opium derivatives cough suppressants and expectorants. Used in the treatment of cough.
R05CA03 - guaifenesin ; Belongs to the class of expectorants. Used in the treatment of wet cough.