CVS Health Mucus 12HR Extended Release and Chest Congestion Expectorant Relief, 20 ct Compare to Mucinex active ingredient. Say goodbye to mucus and chest congestion with CVS Health Cough and Mucus Relief Extended-Release Tablets, Guaifenesin 600 mg. Just one dose releases the medicine you need immediately and lasts for up to 12 hours to help loosen phlegm (mucus) and thin bronchial secretions in the airways to make wet coughs more productive. This expectorant relieves chest congestion and mucus for up to 12 hours so you have quick and long-lasting cough relief. Clear bothersome excess mucus and avoid frequent doses of cold medicine. This regular strength chest congestion relief medicine is for adults and children 12 years of age and older. The product is gluten free. ACTIVE INGREDIENT: CVS Health Cough and Mucus Relief contains Guaifenesin 600 mg, an expectorant; compare to the active ingredient in Mucinex.12-HOUR RELIEF: Get immediate and long-lasting chest congestion relief. Just one dose releases the regular strength phlegm relief medicine you need and lasts for up to 12 hours. COUGH EXPE Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out within 1-business day and delivered to your doorstep as quickly as possible. Competitive Pricing With our dynamic pricing model, our prices are always competitive. Our prices are some of the lowest that you will find on the internet. Rest assured that you're getting a good deal when purchasing with us. 30-day Money Back Guarantee We are committed to making sure that you leave this transaction satisfied. If you're unhappy with the product for any reason, you may return it back for your money-back or a replacement within 30 days. No questions asked!