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What is Tetrabenazine used for?

Tetrabenazine is a drug used in the treatment of hyperkinetic movement disorders such as Gille's de la Tourette Syndrome, Huntington's Chorea, Hemiballismus, Senile Chorea, and Tardive Dyskinesia. However, this drug is not recommended for the treatment of Levodopa-induced dyskinetic/choreiform movements. This medicine may also be used to treat other conditions as determined by your doctor.

What are the side effects of Tetrabenazine?

Like other medicines, Tetrabenazine can cause some side effects. If they do occur, the side effects of Tetrabenazine are most likely to be minor and temporary. However, some may be serious and may require the individual to inform the doctor or visit the nearest hospital immediately.

It is pertinent to note that side effects of Tetrabenazine cannot be anticipated. If any side effects of Tetrabenazine develop or change in intensity, the doctor should be informed as soon as possible.

Tetrabenazine can cause side effects such as low blood pressure, confusion, diarrhea, agitation, nausea, vomiting, abdominal pain, dizziness, irritability, drooling, epigastric pain, weakness, and restlessness. Some of the serious side effects of this medicine are Parkinsonism, depression, insomnia, drowsiness, anxiety, fatigue, and nervousness. This is not a complete list of all side effects. Do concur with your doctor and follow his directions completely when you are taking Tetrabenazine.

What is the recommended dosage of Tetrabenazine?

The dosage of Tetrabenazine prescribed to each patient will vary. Always follow your physician’s instructions and/or the directions on the prescription drug label. The following dosage information includes the common dose of Tetrabenazine. If your dose is different, do not follow the dosage described below unless your physician has approved.

The recommended oral dosage of Tetrabenazine is 12.5 mg two to three times a day. It can be taken with or without food. To get maximum benefit from this medicine, it should be taken regularly.

What if you miss a dose of Tetrabenazine?

If your physician has instructed or directed you to take Tetrabenazine medication in a regular schedule and you have missed a dose of this medicine, take it as soon as you remember. However, if it is almost time for your next dose, then skip the missed dose and go back to your regular dosing schedule. Do not double the doses unless otherwise directed.

What if you overdose on Tetrabenazine?

Any medication taken in excess can have serious consequences. If you suspect an overdose, seek medical attention immediately. Some of the overdose symptoms of Tetrabenazine include hypothermia, drowsiness, sweating, and hypotension.

What other drugs could interact with Tetrabenazine?

It may be noted that drugs other than those listed above may also interact with Tetrabenazine.

Usually drug interactions occur when it is taken with another drug or with food. Before you take a medication for a particular ailment, you should inform the health expert about intake of any other medications including non-prescription medications, over-the-counter medicines that may increase the effect of Tetrabenazine, and dietary supplements like vitamins, minerals and herbal, so that the doctor can warn you of any possible drug interactions.

Tetrabenazine can interact with certain medications such as antidepressants, MAO Inhibitors, and neuroleptic agents.

Do let your doctor know if you smoke, consume alcohol or caffeinated drinks, or use illegal drugs as these may interfere with the action of your medication. Make sure to inform your doctor of any medical conditions you may have, or any family history of medical problems. Do not start or stop using any medicine without consulting your doctor.

What are the questions to ask your doctor before taking Tetrabenazine?

Is it possible for me to take Tetrabenazine with other drugs?
Should certain beverages, foods and other products be avoided when I take Tetrabenazine?
What are the possible drug interactions of Tetrabenazine?
How will Tetrabenazine work in my body?
How should Tetrabenazine be taken?
How to reduce the risk of Tetrabenazine drug interactions and side effects?


The health and medical information provided here is intended to supplement and not substitute for the expertise and judgment of your physician, pharmacists or other health care professional. It should not be understood to indicate that the use of Tetrabenazine is safe, appropriate or effective for you. Always consult your health care professional before using this, or any other, drug. Do not use Tetrabenazine while breast-feeding your baby. As this drug may cause drowsiness, caution needs to be exercised when driving or handling machinery.

Before taking this medicine, inform your doctor if you have a history of depression. Elderly should be aware that this drug may induce Parkinsonism symptoms; however, your doctor may adjust your doses accordingly. Tetrabenazine should be stored at a temperature between 15 and 30 degree centigrade in an air-tight container.


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