Mucinex DM Extended-release Bi-layer tablets provide powerful symptom relief. The product controls cough, relieves chest congestion, thins and loosens mucus and lasts for 12 hours. It contains a unique bi-layer tablet - one layer for immediate release and one layer for extended release, so the medicine starts to release right away and lasts for up to 12 hours, so you can say goodbye to retaking medicine every 4 hours. Mucinex is the #1 Cold and Cough brand doctors trust* and the #1 Pharmacist Recommended Brand†as well. This product contains 20 tablets. It can be used by Adults and Children 12 years of age and over. KEY SYMPTOMS RELIEVED: Mucinex DM Extended-release Bi-layer tablets control cough, relieve chest congestion and thin and loosen mucus ACTIVE INGREDIENTS: Contains Guaifenesin which is an expectorant that relieves chest congestion and thins & loosens mucus making cough more productive and Dextromethorphan HBr which acts as a cough suppressant Use as directed *IQVIA using ProVoice Survey, December 2021 †U.S. News & World Report/Pharmacy Times 20202-2023 FROM THE MANUFACTURER Fight both wet and dry coughs for 12 hours with Mucinex DM extended-release bi-layer tablets. Not all coughs are the same. Sometimes you can have a wet cough caused by mucus. Other times, you have an irritating dry cough. Whichever type of cough you have, wet or dry, Mucinex DM will quiet it so you can focus on your life, not your symptoms. QUIETS WET AND DRY COUGHS Mucinex DM extended-release tablets help control both wet and dry coughs for 12 hours. In addition, the extended-release tablets start to work quickly to break up mucus and relieve chest congestion. WORKS FOR 12 HOURS Only Mucinex DM has a bi-layer tablet with maximum-strength medicines to fight wet coughs caused by mucus as well as irritating dry coughs. Plus, Mucinex DM works for 12 hours. The extended-release bi-layer tablet is designed with two layers. The first layer is absorbed quickly by your body for fast relief. The other layer dissolves slowly to continue relieving your wet or dry cough for 12 hours. MUCINEX: #1 WITH DOCTORS, PHARMACISTS, AND CONSUMERS You're too busy with family, home, and work to let sickness slow you down. You need a brand you can trust to get the job done. That's why there's Mucinex. Mucinex is the #1 doctor recommended1, #1 pharmacist recommended2 3 and #1 most popular4 OTC expectorant brand. Mucinex products all have the dependable, mucus-busting power to show Mr. Mucus the way out of your system so you can keep up with life. WHAT'S IN THE BOX One box of Mucinex DM extended-release bi-layer tablets (20 tablets per box). MUCINEX DM RELIEVES THESE SYMPTOMS: * Quiets wet coughs caused by mucus * Controls irritating dry coughs * Thins and breaks up mucus to make coughs more productive Use as directed. MUCINEX HAS PRODUCTS FOR ALL OF YOUR WORST SYMPTOMS 12 Hour Relief (Tablets)Chest CongestionDry CoughNasal Congestion Maximum Strength Mucinexx Mucinexx Maximum Strength Mucinex DMxx Mucinex DMxx Maximum Strength Mucinex Dxx Mucinex Dxx1 Mucinex is the #1 doctor-recommended OTC expectorant among internists, general practitioners, and family practitioners. IMS Health, NDTI (National Disease Therapeutic Index), MAT 52 Weeks Ending March 2012. 2 OTC Expectorants: 2012 Survey of Pharmacist Recommendations: Pharmacy Times, June 2012. 3 Among Adult Expectorants and Adult Multisymptom Cold or Flu products. Pharmacy Today Annual Over-the-Counter Survey, February 2012. 4 Based on Symphony IRI unit sales data for the 52-week period ending November 25, 2012.USAGE: Use as directed; Adults and Children 12 years of age and over. ACTIVE INGREDIENT: Contains Guaifenesin which is an expectorant that relieves chest congestion and thins & loosens mucus making cough more productive and Dextromethorphan HBr which acts as a cough suppressant. CONTINUOUS RELIEF: Mucinex DM lasts up to 12 hours so you can say goodbye to retaking medicine every 4 hours. #1 TRUSTED COLD & COUGH BRAND: #1 Cold and Cough brand doctors trust* and #1 Pharmacist Recommended Brand. BI-LAYER TABLET: A unique bi-layer tablet, one layer for immediate release and one layer for extended release so the medicine starts to release right away and last for up to 12 hours. POWERFUL SYMPTOM RELIEF: Mucinex DM 12 hour controls cough, relieves chest congestion and thins & loosens mucus. MUCINEX DM COUGH & CHEST CONGESTION MEDICINE: Clinically proven to last up to 12 hours to control cough and provide relief for your chest congestion.Best Sellers Rank: See Top 100 in Health & Household. Product Benefits: Cough Control. Item Dimensions LxWxH: 0.88 x 3.5 x 3.78 inches. Item Weight: 0.06 Pounds. Special Feature: Clinically Proven. Brand: Mucinex. : B000XYGKQQ. Manufacturer: Reckitt Benckiser Healthcare. Date First Available: June 23, 2006. Item model number: RAC05620. Product Dimensions: 0.88 x 3.5 x 3.78 inches; 0.96 Ounces. Is Discontinued By Manufacturer: No.