Mucinex® 600mg Guaifenesin Mucus and Chest Congestion Expectorant

From the manufactures website:  When you’re sick, mucus can be a master of mayhem. But quick, long-lasting chest congestion relief is just a dose away — with Mucinex extended-release bi-layer tablets release immediately and last for 12 hours.* Mucinex In…Mucus Out® Thins and loosens mucus to make coughs more productive and help relieve chest congestion Immediate and extended relief that lasts up to 12 hours. Mucinex is the #1 doctor recommended OTC expectorant among Internists, General Practitioners & Family Practitioners Warning: Do not use for children under 12 years of age. Ask a doctor before use if you have: persistent or chronic cough such as occurs w/smoking, asthma, chronic bronchitis, or emphysema, cough accompanied by too much phlegm (mucus). Stop use & ask a doctor if cough lasts more than 7 days, comes back, or occurs w/fever, rash, or persistent headache. These could be signs of serious illness. If pregnant or breast-feeding, ask a health professional before use.