Does Dayquil Help with Congestion?

DayQuil Cold & Flu is a combination medicine used to treat headache, fever, body aches, cough, stuffy nose, and sinus congestion caused by allergies, the common cold, or the flu. DayQuil Cold & Flu will not treat a cough that is caused by smoking, asthma, or emphysema.

Does DayQuil help with sinus congestion?

Often, sinus infections improve with the help of over-the-counter decongestants and antihistamines, such as Mucinex DM, DayQuil, NyQuil or Sudafed. In addition, nasal sprays and honey and lemon in warm teas or water can clear the nasal passages and soothe the throat.

Does DayQuil work as a decongestant?

It also changes how your body regulates its temperature. Dextromethorphan suppresses your urge to cough. The third ingredient, phenylephrine, is a nasal decongestant. It reduces the swelling of the blood vessels in your nasal passages.