Product Review
Mucinex Fast-Max Adult Severe Congestion and Cough Liquid helps relieve severe congestion and cough symptoms with a liquid that combines the mucus busting power of Mucinex and maximum strength medicines*. It's a whole new day for relief in a brand new caplet from Mucinex. Mucinex Fast-Max Adult Severe Congestion and Cough Liquid contains Dextromethorphan HBr cough suppressant, Guaifenesin expectorant, and Phenylephrine HCl nasal decongestant. Use to control cough, relieve nasal & chest congestion, and thin & loosen mucus.





