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MediHelp Référence médicamenteuse

Interactions médicamenteuses

Betamethasone + Moxifloxacin

Gravité: Majeure

Betamethasone and Moxifloxacin: major interaction.

Dernière mise à jour Sources: UK SmPC

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Résumé

Concurrent corticosteroids and fluoroquinolones increase the risk of tendinitis and tendon rupture, notably of the Achilles tendon. Risk is higher in older patients, transplant recipients and those on prolonged or high-dose steroids.

Ce que signifie cette interaction, en termes simples

Betamethasone and Moxifloxacin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Betamethasone belongs to Endocrine; Moxifloxacin belongs to Anti Bacterial.

Niveau de preuve: High

Pourquoi elle survient

Both drugs damage tendon tissue and impair collagen turnover, producing additive tendon toxicity.

Conduite à tenir

Avoid the combination where possible, especially in patients over 60. Instruct patients to stop moxifloxacin and rest at the first sign of tendon pain or swelling.

Questions à poser à votre pharmacien

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Références

Questions fréquentes

Can I take Betamethasone with Moxifloxacin?

MediHelp rates the interaction as major. Betamethasone and Moxifloxacin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Concurrent corticosteroids and fluoroquinolones increase the risk of tendinitis and tendon rupture, notably of the Achilles tendon. Risk is higher in older patients, transplant recipients and those on prolonged or high-dose steroids.

How serious is the interaction between Betamethasone and Moxifloxacin?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible, especially in patients over 60. Instruct patients to stop moxifloxacin and rest at the first sign of tendon pain or swelling.

What other medicines interact with Moxifloxacin?

MediHelp also lists interactions of Moxifloxacin with, for example, Amiodarone, Arsenic trioxide, Disopyramide. The full list is on the Moxifloxacin page.

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