Do not take this medicine with any of the following medications:
-MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate

This medicine may also interact with the following medications:
-alcohol
-barbiturates, like phenobarbital
-imatinib
-isoniazid
-medicines for bladder spasm like oxybutynin, tolterodine
-medicines for blood pressure
-medicines for depression, anxiety, or psychotic disturbances
-medicines for movement abnormalities or Parkinson''s disease
-medicines for sleep
-other medicines for cold, cough or allergy
-other medicines with acetaminophen
-some medicines for the stomach like chlordiazepoxide, dicyclomine

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

-asthma or lung disease
-glaucoma
-high blood pressure or heart disease
-if you often drink alcohol
-liver disease
-pain or difficulty passing urine
-prostate trouble
-ulcers or other stomach problems
-an unusual or allergic reaction to acetaminophen, diphenhydramine, other medicines foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Tell your doctor if your symptoms do not improve or if they get worse.

Your mouth may get dry. Chewing sugarless gum or sucking hard candy, and drinking plenty of water may help. Contact your doctor if the problem does not go away or is severe.

This medicine may cause dry eyes and blurred vision. If you wear contact lenses you may feel some discomfort. Lubricating drops may help. See your eye doctor if the problem does not go away or is severe.

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.

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.