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Comprimés de lofexidine

BritLofex, Lucemyra

Note de l'auteur clinique Michael Stewart 01/03/2022: BritLofex® tablets were discontinued in the UK in October 2018. At the time of review there are no branded or generic products containing lofexidine available in the UK. Lofexidine may still be available in other countries. This medicine leaflet is based on medical information available in the UK at the time of writing and is left here for reference purposes. Please also refer to the manufacturer's information supplied with your medicine.

It is usual to take four tablets over the first day. Your dose will then be increased over the next few days to suit your needs. A course of treatment usually lasts 7-10 days.

The main side-effects are dizziness, dry mouth and feeling sleepy.

At the end of your treatment your dose will be reduced gradually over a few days. Do not stop taking lofexidine suddenly, as this can cause your blood pressure to rise suddenly which could be harmful.


En un coup d'œil

  • Lofexidine is used to reduce withdrawal symptoms during opioid detoxification.

  • It helps to reduce effects like chills, sweating, stomach cramps, and muscle pain.

  • Take lofexidine exactly as your doctor tells you, usually for around 7-10 days.

  • Do not stop taking it suddenly, as your doctor will reduce your dose gradually.

  • Common side effects include feeling dizzy or sleepy, dry mouth, slow heart rate, and low blood pressure.

About lofexidine

Type de médicament

An alpha-adrenergic agonist medicine

Utilisé pour

Reducing withdrawal symptoms during opioid detoxification (such as heroin, morphine or dihydrocodeine detox)

Aussi appelé

Lucemyra® (USA), BritLofex® (UK - discontinued)

Disponible sous forme de

Comprimés

Lofexidine is a treatment for opioid drug dependence. Medicines for drug dependence are mainly used to reduce or prevent withdrawal symptoms while trying to break drug use.

Lofexidine is usually used alongside, but sometimes instead of, other medicines taken for opioid drug dependence such as methadone or buprenorphine. It helps to reduce withdrawal effects such as chills, sweating, stomach cramps, muscle pain, difficulties sleeping and runny nose.

Before taking lofexidine

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 lofexidine it is important that your doctor knows:

  • Si vous êtes enceinte ou si vous allaitez.

  • If you have a heart condition, or if you have had a heart attack, or if you have a heart rhythm problem such as a slow or irregular heartbeat.

  • If you have low blood pressure.

  • If you have had a stroke or 'mini-stroke' (also known as a transient ischaemic attack, or TIA).

  • If you are feeling depressed.

  • Si vous avez des problèmes avec le fonctionnement de vos reins.

  • Si vous prenez ou utilisez d'autres médicaments. Cela inclut tous les médicaments que vous prenez et qui sont disponibles à l'achat sans ordonnance, ainsi que les médicaments à base de plantes et complémentaires.

  • Si vous avez déjà eu une réaction allergique à un médicament.

How to take lofexidine

  • Lofexidine is used as part of a detoxification programme. Because each programme is tailored to meet a person's individual needs and no two detoxifications are exactly the same, it is important that you take lofexidine exactly as your doctor tells you to.

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

  • Your doctor or community drug-team worker will tell you when and how often to take the tablets. It is likely that you will be asked to take four tablets over the course of the first day. Take your last dose of the day at bedtime, as this will help to reduce any problems you may have sleeping. Your dose may then be increased over the next few days. The maximum number of tablets you will be prescribed to take at any one time is 4, and the maximum number of tablets during any one day is 12.

  • You can take lofexidine tablets either before or after meals. Swallow the tablets whole with a drink of water.

  • If you forget to take a dose, take it as soon as you remember and then continue as before. Do not take two doses together to make up for a missed dose.

  • It is usual to take lofexidine for around 7-10 days, although sometimes a course of treatment can be for longer than this. You should not stop taking lofexidine suddenly, as this can cause your blood pressure to rise quickly which could be harmful. At the end of the treatment, your doctor will ask you to reduce your dose gradually over a few days to prevent this from happening.

Tirer le meilleur parti de votre traitement

  • It is important that you keep your regular appointments with your doctor/clinic so that your progress can be reviewed. Your blood pressure and pulse rate will need to be regularly monitored (especially in the first few days) to make sure you are taking a dose which helps your condition but avoids unwanted symptoms.

  • Lofexidine will help you to deal with withdrawal symptoms but it will not help you through cravings. You are more likely to succeed in breaking your drug habit if you have support and counselling. Local drug community teams, self-help groups and other agencies can be of help. It is much harder to 'do it alone', so go for counselling and help if it is available in your area. Try to stay positive and relaxed, drink plenty of fluids, and eat a light diet.

  • You should not drink alcohol while you are on lofexidine because it can increase side-effects such as feeling sleepy or dizzy.

Can lofexidine cause problems?

Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains the most common ones associated with lofexidine. 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 lofexidine side-effects (these affect more than 1 in 10 people)

Que puis-je faire si je ressens cela ?

Se sentir étourdi ou somnolent

If you feel dizzy, sit down for a while until you feel better. It is important you do not drive and do not use tools or machines while affected. Do not drink alcohol

Dry mouth and throat

Essayez de mâcher du chewing-gum sans sucre ou de sucer des bonbons sans sucre

Slow heart rate, low blood pressure

Votre médecin vérifiera cela

Si vous ressentez d'autres symptômes que vous pensez être dus au médicament, parlez-en à votre médecin ou à votre pharmacien pour obtenir des conseils supplémentaires.

How to store lofexidine

  • Gardez tous les médicaments hors de la portée et de la vue des enfants.

  • Conserver dans un endroit frais et sec, à l'abri de la chaleur et de la lumière directes.

Informations importantes sur tous les médicaments

Informations importantes sur tous les médicaments

Ne prenez jamais plus que la dose prescrite. Si vous soupçonnez que vous ou quelqu'un d'autre avez pris une surdose de ce médicament, rendez-vous au service des urgences de votre hôpital local. Emportez le contenant avec vous, même s'il est vide.

Si vous subissez une opération ou un traitement dentaire, informez la personne qui effectue le traitement des médicaments que vous prenez.

Si vous achetez des médicaments, vérifiez avec un pharmacien qu'ils sont sans danger à prendre avec vos autres médicaments.

Ce médicament est pour vous. Ne le donnez jamais à d'autres personnes, même si leur état semble être le même que le vôtre.

Ne gardez jamais de médicaments périmés ou indésirables. Apportez-les à votre pharmacie locale qui s'en débarrassera pour vous.

Si vous avez des questions concernant ce médicament, demandez à votre pharmacien.

Signaler les effets secondaires d'un médicament ou d'un vaccin

Si vous ressentez des effets secondaires, vous pouvez les signaler en ligne via le Site web de Yellow Card.

vérificateur de symptômes

Vous n'êtes pas sûr de mélanger des médicaments ?

Vérifiez les interactions possibles entre les médicaments, les compléments et les aliments avant de les prendre ensemble.

Questions fréquemment posées

Can I drive or operate machinery while taking lofexidine?

Lofexidine can cause dizziness and sleepiness. If you experience these side-effects, you should not drive or use tools or machines. It's best to sit down until you feel better.

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

If you miss a dose, take it as soon as you remember. After that, continue with your regular schedule. Do not take a double dose to compensate for the one you missed.

How long will I typically need to take lofexidine?

You will usually take lofexidine for about 7 to 10 days, although sometimes a course of treatment might last longer. Your doctor will advise you on the exact duration for your individual detoxification programme.

What kind of support can help me during my detoxification in addition to lofexidine?

While lofexidine helps with withdrawal symptoms, it doesn't address cravings. You are more likely to succeed by seeking support and counselling. Local drug community teams, self-help groups, and other agencies can provide assistance. It's recommended to accept counselling and help if available in your area.

What if I experience a dry mouth or throat while taking lofexidine?

If you experience a dry mouth or throat, you can try chewing sugar-free gum or sucking on sugar-free sweets to help alleviate this symptom.

Are there any specific dietary recommendations while taking lofexidine?

It is advised to maintain a light diet. Also, ensure you drink plenty of fluids to stay hydrated during your treatment.

Lectures complémentaires et références

À propos de l'auteurVoir la biographie complète

Image de l'auteur

Michael Stewart, MRPharmS

Responsable de l'examen des notices de médicaments – Contractuel, Pharmacien

BPharm (Hons), MRPharmS

Michael est un pharmacien communautaire exerçant dans les Midlands et le South Yorkshire avec plus de 20 ans d'expérience dans le conseil sur les médicaments et les conditions médicales. Il possède une solide expérience en formation dans le domaine de la santé, ayant produit et dispensé des cours de formation pour les équipes de pharmacie et le personnel des établissements de soins résidentiels, y compris les infirmières. Il a également contribué aux comités consultatifs de pharmacie pour la gestion des affections de faible gravité dans la communauté.

À propos du critique

Image de l'auteur

Sid Dajani

Sultan Dajani a obtenu son diplôme à la London School of Pharmacy en 1994 et est devenu le plus jeune membre élu du conseil de la Royal Pharmaceutical Society depuis sa fondation en 1842.

Historique de l'article

Les informations sur cette page sont rédigées et examinées par des cliniciens qualifiés.

  • Prochaine révision prévue : 11 fév. 2028
  • 11 fév 2025 | Dernière version

    Dernière mise à jour par

    Michael Stewart, MRPharmS

    Revu par

    Sid Dajani
vérificateur d'éligibilité à la grippe

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