Tylenol Cold Max Night Cool Burst Liquid provides temporary relief of cold and flu symptoms including minor aches and pains, headache pain, sore throat, nasal congestion, runny nose, sneezing, and coughing. Each 15 mL dose contains 325 mg of acetaminophen, a pain reliever and fever reducer, 10 mg of dextromethorphan HBr, a cough suppressant, 5 mg of phenylephrine HCl, a nasal decongestant, and 6.25 mg of doxylamine succinate, an antihistamine. This liquid nighttime formula with a cooling sensation relieves your cough.