This combination medication is used to relieve coughs caused by the common cold, bronchitis, and other breathing illnesses. Dizziness, drowsiness, nausea, and vomiting may occur. If any of these ...

Dextromethorphan HBr 10mg, guaifenesin 100mg; per 5mL; syrup; contains sodium 4mg/5mL; sugar- and alcohol-free.