Meclizine Hydrochloride Information

MECLIZINE (MEK li zeen) is an antihistamine. It is used to prevent nausea, vomiting, or dizziness caused by motion sickness. It is also used to prevent and treat vertigo (extreme dizziness or a feeling that you or your surroundings are tilting or spinning around).

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

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

They need to know if you have any of these conditions: -glaucoma -lung or breathing disease, like asthma -problems urinating -prostate disease -stomach or intestine problems -an unusual or allergic reaction to meclizine, other medicines, foods, dyes, or preservatives -pregnant or trying to get pregnant -breast-feeding

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. If you are using this medicine to prevent motion sickness, take the dose at least 1 hour before travel. If it upsets your stomach, take it with food or milk. Take your doses at regular intervals. Do not take your medicine more often than directed. Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once. NOTE: This medicine is only for you. Do not share this medicine with others.

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.

What may interact with this medicine?

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 -antihistamines for allergy, cough and cold -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 -local anesthetics like lidocaine, pramoxine, tetracaine -medicines that relax muscles for surgery -narcotic medicines for pain -phenothiazines like chlorpromazine, mesoridazine, prochlorperazine, thioridazine

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

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. 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 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.

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: -feeling faint or lightheaded, falls -fast, irregular heartbeat Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome): -constipation -headache -trouble passing urine or change in the amount of urine -trouble sleeping -upset stomach

This list may not describe all possible side effects. Call your doctor for medical advice about side effects.

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). Keep container tightly closed. Throw away any unused medicine after the expiration date.