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Antihistamines Combinations with Analgesics Oral suspension

What is this medicine?

ACETAMINOPHEN; CHLORPHENIRAMINE; DEXTROMETHORPHAN; PSEUDOEPHEDRINE (a set a MEE noe fen; klor fen IR a meen; dex troe meth OR fan; soo doe e FED rin) is a combination of a pain reliever, an antihistamine, a cough suppressant, and a decongestant. It is used to treat the aches and pains, cough, fever, congestion, runny nose and sneezing of a cold. This medicine will not treat an infection.

How should I use this medicine?

Take this medicine by mouth. Follow the directions on the package label. Shake well before using. Use a specially marked spoon or container to measure each dose. Ask your pharmacist if you do not have one. Household spoons are not accurate. Take your medicine at regular intervals. Do not take it more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 6 years old for selected conditions, precautions do apply.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • chest pain, tightness

  • dizziness, nervousness, or sleeplessness

  • fast, irregular heartbeat

  • trouble passing urine or change in the amount of urine

  • unusual bleeding or bruising

  • unusually weak or tired

  • yellowing of the eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • drowsiness

  • dry eyes, mouth

  • loss of appetite

  • stomach upset

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • cocaine

  • ergot alkaloids like dihydroergotamine, ergonovine, ergotamine, methylergonovine

  • MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate

  • stimulant medicines like dextroamphetamine and others

This medicine may also interact with the following medications:

  • alcohol

  • bretylium

  • furazolidone

  • imatinib

  • isoniazid

  • linezolid

  • mecamylamine

  • medicines for anxiety or sleep

  • medicines for blood pressure like atenolol, clonidine, doxazosin, methyldopa, metoprolol

  • medicines for chest pain like isosorbide dinitrate, nitroglycerin

  • medicines for enlarged prostate like tamsulosin

  • medicines for sleep during surgery

  • other medicines for cold, cough or allergy

  • other medicines with acetaminophen

  • procarbazine

  • reserpine

  • St. John's Wort

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • asthma

  • cough that does not go away

  • cough with a lot of phlegm

  • diabetes

  • glaucoma

  • heart disease

  • high blood pressure

  • if you frequently drink alcohol containing drinks

  • liver disease

  • phenylketonuria

  • taken an MAOI like Carbex, Eldepryl, Marplan, Nardil, or Parnate in last 14 days

  • thyroid disease

  • trouble passing urine

  • an unusual or allergic reaction to acetaminophen, chlorpheniramine, dextromethorphan, pseudoephedrine, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

What should I watch for while using this medicine?

Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse. Let your doctor know if you have pain, nasal congestion, or cough that gets worse or lasts for more than 7 days. Call your doctor if you have a fever that gets worse or lasts for more than 3 days. If you have a cough that lasts more than 2 days, if your cough comes back, or if it occurs with a fever, rash, headache, nausea, or vomiting see your doctor.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.

Do not take other medicines that contain acetaminophen with this medicine. Always read labels carefully. If you have questions, ask your doctor or pharmacist.

If you take too much acetaminophen get medical help right away. Too much acetaminophen can be very dangerous and cause liver damage. Even if you do not have symptoms, it is important to get help right away.

Online Medical Reviewer: Louise Akin, RN, BSN
Online Medical Reviewer: Daphne Pierce-Smith, RN, MSN, FNP, CCRC
Last Review Date: 11/24/2010
© 2000-2014 The StayWell Company, LLC. 780 Township Line Road, Yardley, PA 19067. All rights reserved. This information is not intended as a substitute for professional medical care. Always follow your healthcare professional's instructions.

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