MUCINEX - Extended Release Bi-Layer Tablets - 20 count

Thins and loosens mucus to make coughs more productive and help relieve chest congestion.
Immediate and extended relief that lasts up to 12 hours.
Active Ingredients: Guaifenesin 600 mg (In each extended-release bi-layer tablet)
Mucinex is the #1 doctor recommended OTC expectorant among Internists, General Practitioners & Family Practitioners