Tylenol Cold + Flu Severe liquid flu medicine provides temporary pain relief and mucus and chest congestion relief with a warming honey lemon flavor. Cold medicine and flu relief for fever and sore throat, as well as relief from head and body aches and cough. It also aids in loosening phlegm, or mucus, and thinning bronchial secretions so coughs can be more productive. With this severe daytime flu relief for adults, get relief from nasal congestion, as well as mucus and chest congestion in a powerful non-drowsy formula. It combines acetaminophen for pain relief and fever reduction with three other ingredients, phenylephrine HCl for a nasal decongestant, guaifenesin as an expectorant and dextromethorphan HBr as a cough suppressant. This non-drowsy cold medicine and flu relief comes in a daytime formula, which provides temporary relief of symptoms including fever, sore throat, and chest congestion during your waking hours.