藥物交互作用
Thioridazine + Trospium
嚴重程度: 嚴重
Thioridazine and Trospium: major interaction.
最後更新
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摘要
Thioridazine has strong anticholinergic activity, which adds substantially to the effects of trospium. Constipation, urinary retention, dry mouth, confusion and tachycardia are more likely, and thioridazine also carries a serious QT prolongation risk.
用白話說明這項交互作用的意義
Thioridazine 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.
Thioridazine belongs to Central Nervous System; Trospium belongs to Genitourinary.
為什麼會發生
Additive antimuscarinic pharmacodynamic effects.
處置方式
Avoid the combination where possible, especially in older patients. If used, monitor anticholinergic effects and ECG with electrolytes as required for thioridazine.
可向藥師詢問的問題
- 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?
Trospium 的其他交互作用
Thioridazine 的其他交互作用
常見問題
Can I take Thioridazine with Trospium?
MediHelp rates the interaction as major. Thioridazine 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. Thioridazine has strong anticholinergic activity, which adds substantially to the effects of trospium. Constipation, urinary retention, dry mouth, confusion and tachycardia are more likely, and thioridazine also carries a serious QT prolongation risk.
How serious is the interaction between Thioridazine 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, especially in older patients. If used, monitor anticholinergic effects and ECG with electrolytes as required for thioridazine.
What other medicines interact with Trospium?
MediHelp also lists interactions of Trospium with, for example, Clozapine, Pramlintide, Trihexyphenidyl. The full list is on the Trospium page.
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