Reclaim your time with Maximum Strength 12 Hour Cough & Mucus Relief Extended-Release Tablets. Enjoy 12 hours of freedom from cough and congestion so you can spend your days (or nights) however you choose. Our non-drowsy cough formula works to control your cough with a powerful cough suppressant, plus thins and loosens mucus to relieve chest and sinus congestion. Just one dose provides the relief you need for a whole 12 hours. Review all labeled directions and warnings prior to use.