DayQuil Cold & Flu

Name: DayQuil Cold & Flu

Manufacturer

  • Procter & Gamble Distributing Company

Side Effects of Dayquil Cold & Flu

Serious side effects have been reported with aDayQuil Cold & Flu. See the "DayQuil Cold & Flu Precautions" section.

Common side effects of include the following:

  • nasuea
  • dizziness
  • drowsiness
  • nervousness
  • irritability

This is not a complete list of DayQuil Cold & Flu side effects. Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

Dayquil Cold & Flu Dosage

The recommended dose of DayQuil Cold & Flu liquid is:

  • Adults and children 12 years and over: 30 mL (2 TBSP) every 4 hours
  • Children 6 to under 12 years: 15 mL (1 TBSP) every 4 hours
  • Ask a doctor before using in children 4 to 6 years of age
  • Do not use in children under 4

The recommended dose of DayQuil Cold & Flu liquid capsules is:

  • Adults and children 12 years and over: 2 liquid caps with water every 4 hours
  • Ask a doctor before using in children 4 to 12 years of age
  • Do not use in children under 4

Other Requirements

  • Store DayQuil Cold & Flu at room temperature
  • Keep this and all medicines out of the reach of children.

What should I discuss with my healthcare provider before taking this medicine?

Do not use this medicine if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

You should not use this medication if you are allergic to acetaminophen, dextromethorphan, or phenylephrine.

Ask a doctor or pharmacist if it is safe for you to take this medicine if you have other medical conditions, especially:

  • liver disease, alcoholism, or if you drink more than 3 alcoholic beverages per day;

  • high blood pressure, heart disease, coronary artery disease;

  • asthma or COPD, cough with mucus, or cough caused by smoking, emphysema, or chronic bronchitis;

  • diabetes;

  • glaucoma;

  • overactive thyroid;

  • epilepsy or other seizure disorder;

  • pheochromocytoma (an adrenal gland tumor); or

  • bladder obstruction or other urination problems.

It is not known whether acetaminophen, dextromethorphan, and phenylephrine will harm an unborn baby. Do not use this medicine without a doctor's advice if you are pregnant.

Acetaminophen, dextromethorphan, and phenylephrine may pass into breast milk and may harm a nursing baby. Decongestants may also slow breast milk production. Do not use this medicine without a doctor's advice if you are breast-feeding a baby.

Artificially sweetened cold medicine may contain phenylalanine. If you have phenylketonuria (PKU), check the medication label to see if the product contains phenylalanine.

How should I take this medicine?

Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended. This medicine is usually taken only for a short time until your symptoms clear up.

Do not take more of this medication than recommended. An acetaminophen overdose can damage your liver or cause death.

Do not give this medication to a child younger than 4 years old. Always ask a doctor before giving cough or cold medicine to a child. Death can occur from the misuse of cough or cold medicine in very young children.

Measure liquid medicine with a special dose measuring spoon or medicine cup, not with a regular table spoon. If you do not have a dose measuring device, ask your pharmacist for one.

Dissolve one packet of the powder in at least 4 ounces of water. Stir this mixture and drink all of it right away.

Do not take for longer than 7 days in a row. Stop taking the medicine and call your doctor if you still have a fever after 3 days of use, you still have pain after 7 days (or 5 days if treating a child), if your symptoms get worse, or if you have a skin rash, ongoing headache, or any redness or swelling.

If you need surgery or medical tests, tell the surgeon or doctor ahead of time if you have taken this medicine within the past few days.

Store at room temperature away from moisture and heat. Do not allow liquid medicine to freeze.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of acetaminophen can be fatal.

The first signs of an acetaminophen overdose include loss of appetite, nausea, vomiting, stomach pain, sweating, and confusion or weakness. Later symptoms may include pain in your upper stomach, dark urine, and yellowing of your skin or the whites of your eyes.

Overdose symptoms may also include severe forms of some of the side effects listed in this medication guide.

What other drugs will affect this medicine?

Other drugs may interact with acetaminophen, dextromethorphan, and phenylephrine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

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