Mucinex Chest Congestion Guaifenesin 600 mg, 40 ct

When you’re sick, mucus can be a master of mayhem. But chest congestion† relief is just a dose away - with Mucinex immediate and extended-release bi-layer tablets that start to release fast and last for 12 hours*. A cough medicine that makes coughs more productive by loosening phlegm in the chest, providing fast-acting relief for chest congestion and excess mucus due to the common cold * 600mg guaifenesin bi-layer tablet.