Uses, Dosage & Side Effects: DayQuil Liquid

DayQuil Liquid

Generic nameacetaminophen, dextromethorphan, and phenylephrine
Drug classUpper respiratory combinations
FormsLiquid, Hot drink powder

DayQuil is an over-the-counter liquid medicine that treats cold and flu symptoms during the day without making you drowsy. It usually contains a pain reliever (acetaminophen), a cough suppressant (dextromethorphan), and a decongestant (phenylephrine).

Read the full guideUses, dosage, side effects, precautions, and sources, written from the same verified facts.

General information, not medical advice

Your prescriber and the leaflet in your pack know your situation. This page does not.

  • Follow your prescriber and the leaflet
  • Don't start, stop, or change a dose on your own
  • Doses and warnings differ by country and product
Facts checked by a personFull disclaimer

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