藥物交互作用
Amisulpride + Donepezil
嚴重程度: 嚴重
Amisulpride and Donepezil: major interaction.
最後更新
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摘要
Both drugs can prolong the QT interval, so combined use raises the risk of torsades de pointes. Donepezil can also cause bradycardia, which adds to the arrhythmic risk.
用白話說明這項交互作用的意義
Amisulpride and Donepezil 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.
Amisulpride belongs to Central Nervous System; Donepezil belongs to Central Nervous System.
為什麼會發生
Additive QT prolongation through cardiac potassium channel effects, with donepezil-related bradycardia increasing risk.
處置方式
Avoid if possible; otherwise obtain a baseline ECG, correct potassium and magnesium, and monitor QTc during therapy. Stop or switch one agent if QTc becomes markedly prolonged.
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?
Donepezil 的其他交互作用
Amisulpride 的其他交互作用
常見問題
Can I take Amisulpride with Donepezil?
MediHelp rates the interaction as major. Amisulpride and Donepezil 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. Both drugs can prolong the QT interval, so combined use raises the risk of torsades de pointes. Donepezil can also cause bradycardia, which adds to the arrhythmic risk.
How serious is the interaction between Amisulpride and Donepezil?
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 if possible; otherwise obtain a baseline ECG, correct potassium and magnesium, and monitor QTc during therapy. Stop or switch one agent if QTc becomes markedly prolonged.
What other medicines interact with Donepezil?
MediHelp also lists interactions of Donepezil with, for example, Dronedarone, Pimozide, Thioridazine. The full list is on the Donepezil page.
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