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Before You Buy DayQuil Cold and Flu


Updated November 21, 2006

DayQuil Cold and Flu is a multi-purpose medication used to treat several symptoms of the cold and flu. Find out if DayQuil Cold and Flu is right for you and your symptoms.

Active Ingredients (in each 15 ml tablespoon):

Acetaminophen 325mg (pain reliever/fever reducer)
Dextromethorphan HBr 10mg (cough suppressant)
Phenylephrine HCl 5mg (nasal decongestant)


Adults and Children over age 12 – 2 Tbsp (30ml) every 4 hours, do not exceed 6 doses in 24 hours
Children ages 6 to 12 – 1 Tbsp (15ml) every 4 hours, Do not exceed 5 doses in 24 hours
Children under age 6 – Ask a doctor


Temporarily relieves cold and flu symptoms including:

  • Nasal congestion
  • Cough
  • Headache
  • Sore Throat
  • Fever
  • Minor Aches and Pains

Side Effects:

Vicks© does not report any side effects for this medication.


May cause liver damage in people who drink more than three alcoholic beverages a day. Do not take with other medications containing acetaminophen. Too much acetaminophen may cause liver damage, even in non-drinkers.
Do not take this medication if you are taking a medication known as an MAOI (used to treat depression, psychiatric or emotional disorders and Parkinson’s disease) or have taken one in the last two weeks.

Ask a Doctor Before Use:

  • If you have heart disease or high blood pressure
  • If you have thyroid disease
  • If you have diabetes
  • If you have trouble urinating due to an enlarged prostrate
  • If you have a cough that produces a lot of mucous or is caused by asthma, COPD, smoking or emphysema
  • If you are on a sodium-restricted diet – this medication contains 71mg of sodium per Tbsp
  • If you are pregnant or breastfeeding


Stop taking DayQuil and ask a doctor if you experience:

  • Nervousness, dizziness or sleeplessness
  • Symptoms that get worse or last more than 5 days in children or 7 days in adults
  • Fever that gets worse or lasts more than 3 days
  • Redness or swelling
  • Cough that comes back with a headache that lasts or a rash
  • New symptoms
  • Sore throat that occurs with a fever, headache, rash, nausea, vomiting or lasts longer than 2 days


"Vicks DayQuil Cold/Flu Relief." Vicks. 2006. Proctor & Gamble. 20 Nov 2006 <http://www.vicks.com/2.1_DayQuil.php>.

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