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TETRABENAZINE (TET ra BEN a zeen) is used to treat the involuntary movements of Huntington's disease, also known as Huntington's chorea.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
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Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on your doctor's advice.
A special MedGuide will be given to you by the pharmacy with each new prescription and refill. Be sure to read this information carefully each time.
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.
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Do not take this medicine with any of the following medications:
•MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
•reserpine
This medicine may also interact with the following medications:
•alcohol
•fluoxetine
•medicines for psychotic disturbances
•medicines for sleep
•paroxetine
•quinidine
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.
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Visit your doctor or health care professional for regular checks on your progress. It may be several weeks before you see the full effects of this medicine.
Patients and their families should watch out for worsening depression or thoughts of suicide. If this happens, especially at the beginning treatment or after a change in dose, call your health care professional.
You may get dizzy or drowsy. 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 can increase dizziness and drowsiness. Avoid alcoholic drinks.
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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.
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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
•difficulty swallowing
•dizziness or fainting
•fast or irregular heartbeat
•low blood pressure
•restless with urgent need to move
•stiff muscles, fever, and sweating
•suicidal thoughts or other mood changes
•uncontrollable head, mouth, neck, arm, or leg movements
•unusually weak or tired
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
•change in sex drive or performance
•constipation
•drowsiness
•stomach upset
•trouble sleeping
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
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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.
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
DISCLAIMER: This drug information content is provided for informational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Patients should always consult their physician with any questions regarding a medical condition and to obtain medical advice and treatment. Drug information is sourced from GSDD (Gold Standard Drug Database ) provided by Elsevier.
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