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Interactions médicamenteuses

Clozapine + Trospium

Gravité: Majeure

Clozapine and Trospium: major interaction.

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Résumé

Clozapine has marked anticholinergic activity and already causes constipation and urinary problems; adding trospium increases this burden. Severe constipation and ileus are a particular concern with clozapine, and confusion or tachycardia can also occur.

Ce que signifie cette interaction, en termes simples

Clozapine and Trospium 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.

Clozapine belongs to Central Nervous System; Trospium belongs to Genitourinary.

Niveau de preuve: Moderate

Pourquoi elle survient

Additive antimuscarinic effects on gut, bladder and central nervous system.

Conduite à tenir

Avoid the combination where possible, or monitor bowel function closely and use a laxative strategy. Stop trospium if constipation worsens or urinary retention, delirium or abdominal distension develops.

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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Questions fréquentes

Can I take Clozapine with Trospium?

MediHelp rates the interaction as major. Clozapine and Trospium 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. Clozapine has marked anticholinergic activity and already causes constipation and urinary problems; adding trospium increases this burden. Severe constipation and ileus are a particular concern with clozapine, and confusion or tachycardia can also occur.

How serious is the interaction between Clozapine and Trospium?

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, or monitor bowel function closely and use a laxative strategy. Stop trospium if constipation worsens or urinary retention, delirium or abdominal distension develops.

What other medicines interact with Trospium?

MediHelp also lists interactions of Trospium with, for example, Pramlintide, Thioridazine, Trihexyphenidyl. The full list is on the Trospium page.

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Ouvrez le référentiel complet, vérifiez les interactions entre plusieurs médicaments et utilisez les outils de posologie dans l'application MediHelp.

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