Mucinex Severe Sinus Cold and Relief 650 mg - 400 mg - 10 mg / 20 mL Strength Liquid 177 ml - EachCold and Sinus Relief Mucinex Severe Sinus 650 mg 400 mg 10 mg 20 mL Strength Liquid 6 oz. Mucinex Severe Sinus temporarily relieves nasal congestion, headache, minor aches and pains, sinus congestion and pressure, cough; it temporarily alleviates nasal and or sinus drainage Each liquid gels contains 325 milligrams of acetaminophen; 10 milligrams of dextromethorphan HBr; and 5 milligrams of phenylephrine HCl There are 16 fast dissolving liquid gels in