Mucinex DM Expectorant & Cough Suppressant, Cough & Chest Congestion, Maximum Strength, Extended-Release Bi-Layer Tablets, 14 ct.
12 hour. 1200 mg guaifenesin & 60 mg dextromethorphan HBr extended-release bi-layer tablets. Thins and loosens mucus. Controls cough. Unique Bi-Layer Tablet: Immediate-release layer; extended-release layer.