Reckitt Benckiser - Cold and Cough Relief Mucinex® DM 600 mg - 30 mg Strength Tablet 20 per Box [20/BX]

Each tablet contains 600 milligrams of guaifenesin (which helps break up mucus) and 30 milligrams of dextromethorphan HBr – a cough suppressant.. Mucinex DM controls coughs and thins and loosens mucus.. Immediate and extended release.. There are 20 12-hour-relief tablets in a box..