Pfizer | Antivert (Medication)


Antivert is used to treat or prevent nausea, vomiting, and dizziness caused by motion sickness. It is also used to treat symptoms of vertigo. Antivert is an antihistamine. It blocks the effects of the naturally occurring chemical histamine in your body.

It suppresses the nervous system by blocking the action of the neurotransmitter acetylcholine. Neurotransmitters are chemicals that nerves use for communicating with each other. Antivert prevents nausea and vomiting by reducing the activity of the center in the brain that controls nausea. It also prevents motion sickness by reducing excitability of neurons in the motion and balance center (vestibular region) of the brain. ...

Side Effect:

Antivert can cause drowsiness. Other side effects include nausea, dry mouth, blurred vision, rash constipation, diarrhea and urinary retention (inability or difficulty urinating).

Antivert also has been associated with hypotension (low blood pressure) and heart palpitations. ...


You should not take Antivert if you are allergic to meclizine. Use Antivert exactly as directed on the label, or as prescribed by your doctor. Do not use it in larger amounts or for longer than recommended. Before taking Antivert, tell your doctor if you have asthma or other breathing disorder, glaucoma, an enlarged prostate, or problems with urination.

Antivert can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert. Avoid drinking alcohol. It can increase some of the side effects of Antivert.

Cold or allergy medicine, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression or anxiety can add to sleepiness caused by Antivert. Avoid taking these other medications at the same time you take Antivert.

Do not give this medication to a child younger than 12 years old. During pregnancy and breastfeeding is not recommended to use this medicine without your doctor's advice. ...