דלג לתוכן הראשי

Tetrabenazine tablets

Xenazine

The dose of tetrabenazine varies from person to person. Your doctor will tell you how you should take the tablets.

Swallow your doses with a drink of water. You can take tetrabenazine either before or after food.

Tetrabenazine can cause unwanted effects such as depression, feeling drowsy, slow muscle movements, and stiffness. Let your doctor know if this happens to you.


At a glance

  • Tetrabenazine is a medicine for uncontrolled jerky muscle movements.

  • It is used for conditions like Huntington's chorea and tardive dyskinesia.

  • Take tablets exactly as your doctor tells you, with or without food.

  • This medicine can make you feel drowsy.

  • Very high fever, confusion or muscle stiffness need urgent medical attention.

המשך לקרוא למטה

About tetrabenazine tablets

שימוש עבור

Movement disorders

נקרא גם

Xenazine®

זמין כ

טבליות

Tetrabenazine acts on your brain and nervous system. It is used to treat uncontrolled jerky muscle movements associated with a conditions such as Huntington's chorea and tardive dyskinesia.

We do not know exactly how tetrabenazine works, but it is known to reduce the levels of a chemical in brain cells, called dopamine. Dopamine is involved in controlling our muscles so lower levels in the brain mean reduced muscle movements.

Some medicines are not suitable for people with certain conditions, and sometimes a medicine can only be used if extra care is taken. For these reasons, before you start taking tetrabenazine it is important that your doctor knows:

  • אם את בהריון או מניקה.

  • אם יש לך בעיות בתפקוד הכבד שלך, או אם יש לך בעיות בתפקוד הכליות שלך.

  • If you know you have problems with your heart rhythm.

  • If you have depression or thoughts of harming yourself.

  • If you have Parkinson-like symptoms.

  • If you have been told you have a tumour on your adrenal gland, called phaeochromocytoma, or if you have any other cancer.

  • If you are taking or using any other medicines. This includes any medicines which are available to buy without a prescription, as well as herbal and complementary medicines.

  • אם אי פעם הייתה לך תגובה אלרגית לתרופה.

המשך לקרוא למטה

  • Before you start the treatment, read the manufacturer's printed information leaflet from inside the pack. It will give you more information about tetrabenazine, and will also provide you with a full list of the side-effects which you could experience from taking it.

  • Take tetrabenazine tablets exactly as your doctor tells you to. Your dose will be adjusted to suit your condition, so your doctor will tell you how many tablets to take each day. This information will also be printed on the label of the pack to remind you about what the doctor said to you. As a guide, you could be asked to take either one, two or three doses each day.

  • Swallow the tablet with a drink of water. You can take it either with or without food.

  • Try to take the tablets at the same time(s) each day, as this will help you to remember to take your doses regularly.

  • If you forget to take a dose, take it as soon as you remember (unless it is nearly time for your next dose, in which case leave out the missed dose and take the next dose as normal). Do not take two doses together to make up for a forgotten dose.

  • נסה לשמור על הפגישות הקבועות שלך עם הרופא. זה כדי שהרופא יוכל לבדוק את ההתקדמות שלך.

  • Treatment with tetrabenazine is usually long-term. Continue to take the tablets unless you are advised otherwise. Stopping suddenly can cause problems and your doctor may want you to reduce your dose gradually if this becomes necessary.

  • Tetrabenazine can cause you to feel drowsy. You should not drink alcohol as this can make the sleepiness worse.

המשך לקרוא למטה

Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with tetrabenazine. You will find a full list in the manufacturer's information leaflet supplied with your medicine. The unwanted effects often improve as your body adjusts to the new medicine, but speak with your doctor or pharmacist if any of the following continue or become troublesome.

Very common tetrabenazine side-effects (these affect more than 1 in 10 people)

מה אני יכול לעשות אם אני חווה את זה?

Feeling depressed, unusual muscle movements

Speak with your doctor about either of these straightaway

Common tetrabenazine side-effects (these affect fewer than 1 in 10 people)

מה אני יכול לעשות אם אני חווה את זה?

Feeling sleepy or drowsy

Do not drive and do not use tools or machines while affected. Do not drink alcohol

Feeling dizzy or light-headed particularly when you get up (due to low blood pressure)

Getting up and moving more slowly may help. If you begin to feel dizzy, sit down and rest for a few minutes

Feeling sick (nausea), stomach upset

Stick to simple meals - avoid fatty or spicy foods

Feeling anxious or confused, difficulty sleeping, difficulty swallowing

אם אחד מאלה הופך לבעייתי, פנה לרופא שלך

חשוב: if you experience symptoms such as muscle stiffness, a very high temperature (fever), feeling confused, a fast heartbeat and sweating, you should contact your doctor immediately. These can be signs of a rare but serious condition known as neuroleptic malignant syndrome.

אם אתה חווה תסמינים נוספים שלדעתך עשויים להיות כתוצאה מהטבליות, פנה לרופא או לרוקח שלך לקבלת ייעוץ נוסף.

  • שמור את כל התרופות מחוץ להישג ידם וראייתם של ילדים.

  • יש לאחסן במקום קריר ויבש, הרחק מחום ואור ישיר.

מידע חשוב על כל התרופות

לעולם אל תיקח יותר מהמינון שנקבע. אם אתה חושד שאתה או מישהו אחר אולי לקח מנת יתר של תרופה זו, פנה מיד לחדר המיון בבית החולים המקומי שלך. קח איתך את המיכל, אפילו אם הוא ריק.

אם אתה עובר ניתוח או טיפול שיניים כלשהו, אמור לאדם שמבצע את הטיפול אילו תרופות אתה נוטל.

תרופה זו מיועדת עבורך. לעולם אל תיתן אותה לאנשים אחרים, גם אם מצבם נראה דומה לשלך.

If you buy any medicines 'over the counter', always check with a pharmacist that they are suitable to take with your prescribed medicines.

אל תשמרו תרופות שפג תוקפן או שאינן רצויות. קחו אותן לבית המרקחת המקומי שלכם שיפטר מהן עבורכם.

אם יש לך שאלות לגבי התרופה הזו, שאל את הרוקח שלך.

דווח על תופעות לוואי לתרופה או חיסון

אם אתה חווה תופעות לוואי, תוכל לדווח עליהן באינטרנט דרך ה Yellow Card website.

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לא בטוחים לגבי ערבוב תרופות?

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שאלות נפוצות

What is the primary role of tetrabenazine in my body?

Tetrabenazine works by affecting your brain and nervous system. It reduces the levels of a chemical called dopamine in brain cells, which helps in controlling muscle movements. By lowering dopamine, it can lessen uncontrolled jerky muscle movements.

Are there specific times of day I should take my tetrabenazine tablets?

You should take your tablets exactly as your doctor tells you. The dose will be adjusted for your condition, and you might be asked to take them one, two, or three times a day. To help you remember, try to take them at the same time(s) each day.

What should I do if I forget to take a dose of tetrabenazine?

If you forget a dose, take it as soon as you remember. However, if it's nearly time for your next dose, you should skip the missed dose and continue with your regular schedule. Do not take two doses at once to make up for a forgotten dose.

How long will I need to take tetrabenazine for?

Treatment with tetrabenazine is typically long-term. You should continue to take the tablets unless your doctor advises you otherwise. If it becomes necessary to stop, your doctor may recommend gradually reducing your dose to avoid problems.

Can I drink alcohol while taking tetrabenazine?

No, you should not drink alcohol while taking tetrabenazine. This medicine can make you feel drowsy, and alcohol can worsen this sleepiness.

What are the common side-effects of tetrabenazine and what should I do about them?

Some common side-effects include feeling drowsy, dizzy, or light-headed (especially when standing up), feeling sick, anxious, confused, or having difficulty sleeping or swallowing. If you feel dizzy, sit down and rest. For nausea, stick to simple meals. If you feel drowsy, avoid driving or operating machinery. If any side-effects continue or become troublesome, you should speak with your doctor or pharmacist.

What are the very common side-effects of tetrabenazine?

Very common side-effects, affecting more than 1 in 10 people, include feeling depressed or experiencing unusual muscle movements. If you experience either of these, you should speak with your doctor straightaway.

What is Neuroleptic malignant syndrome and what are its symptoms?

Neuroleptic malignant syndrome is a rare but serious condition. You should contact your doctor immediately if you experience symptoms such as muscle stiffness, a very high temperature (fever), feeling confused, a fast heartbeat, and sweating, as these can be signs of this condition.

קריאה נוספת והפניות

המשך לקרוא למטה

About the authorView full bio

Author image

מייקל סטיוארט, MRPharmS

Medicine Leaflet Review Manager – Contractor, Pharmacist

BPharm (Hons), MRPharmS

Michael is a community pharmacist practicing in the Midlands and South Yorkshire with more than 20 years’ experience advising on medicines and medical conditions. He has a strong background in healthcare training, having produced and delivered training courses for pharmacy teams and staff of residential care settings, including nurses. He has also contributed to pharmacy advisory boards for the management of low acuity conditions in the community.

About the reviewer

Author image

סיד דג'אני

Sultan Dajani qualified at the London School of Pharmacy in 1994 and became the youngest elected member of the Royal Pharmaceutical Society council since its founding in 1842.

היסטוריית המאמר

המידע בעמוד זה נכתב ונבדק על ידי קלינאים מוסמכים.

  • Next review due: 14 Apr 2028
  • 14 Apr 2025 | הגרסה האחרונה

    עודכן לאחרונה על ידי

    מייקל סטיוארט, MRPharmS

    נבדק על ידי

    סיד דג'אני
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