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


-ergot alkaloids like dihydroergotamine, ergonovine, ergotamine, methylergonovine
-MAOIs like Marplan, Nardil, Parnate


This medicine may also interact with the following medications:


-alcohol
-certain medicines for anxiety or sleep
-certain medicines for depression like amitriptyline, fluoxetine, sertraline
-certain medicines for seizures like phenobarbital, primidone
-general anesthetics like halothane, isoflurane, methoxyflurane, propofol
-medicines that relax muscles for surgery
-narcotic medicines for pain
-other antihistamines for allergy, cough, and cold
-phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

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

-blockage in your bowels
-diabetes (high blood sugar)
-glaucoma
-heart disease
-high blood pressure
-kidney disease
-lung or breathing disease (asthma, COPD)
-prostate disease
-stomach ulcers, other stomach or intestine problems
-taken an MAOI such as Marplan, Nardil, or Parnate in the last 14 days
-thyroid disease
-an unusual or allergic reaction to dexbrompheniramine, pseudoephedrine, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your health care provider for regular checks on your progress. Tell your health care provider if your symptoms do not start to get better or if they get worse. If you need to use this medicine for more than 7 days, talk to your health care provider.
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.
Your mouth may get dry. Chewing sugarless gum or sucking hard candy and drinking plenty of water may help. Contact your health care provider if the problem does not go away or is severe.

Keep out of the reach of children and pets.
Store between 15 and 30 degrees C (59 and 86 degrees F). Get rid of any unused medicine after the expiration date.
To get rid of medicines that are no longer needed or have expired:

-Take the medicine to a medicine take-back program. Check with your pharmacy or law enforcement to find a location.
-If you cannot return the medicine, check the label or package insert to see if the medicine should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your health care provider. If it is safe to put it in the trash, take the medicine out of the container. Mix the medicine with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.