Sinus Relief Daytime, Nighttime

Sinus Relief Daytime and Nighttime is an over-the-counter combination medication kit that contains acetaminophen (pain reliever/fever reducer), phenylephrine (nasal decongestant), guaifenesin (expectorant), and diphenhydramine (antihistamine) to help relieve sinus congestion, pain, and other cold and allergy symptoms. The daytime and nighttime formulations are designed to provide appropriate relief depending on the time of day you need it.