藥物交互作用
Acebutolol + Clonidine
嚴重程度: 嚴重
Acebutolol and Clonidine: major interaction.
最後更新
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摘要
Beta blockers can worsen rebound hypertension when clonidine is stopped or doses are missed, because unopposed alpha stimulation occurs during catecholamine surge. Both drugs also lower heart rate, so bradycardia may be additive during concurrent use.
用白話說明這項交互作用的意義
Acebutolol and Clonidine 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.
為什麼會發生
Beta blockade leaves alpha-mediated vasoconstriction unopposed during clonidine withdrawal, and both drugs reduce heart rate and sympathetic tone.
處置方式
If clonidine must be stopped, withdraw the beta blocker first and taper clonidine gradually over several days. Monitor blood pressure and heart rate throughout.
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?
Clonidine 的其他交互作用
常見問題
Can I take Acebutolol with Clonidine?
MediHelp rates the interaction as major. Acebutolol and Clonidine 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. Beta blockers can worsen rebound hypertension when clonidine is stopped or doses are missed, because unopposed alpha stimulation occurs during catecholamine surge. Both drugs also lower heart rate, so bradycardia may be additive during concurrent use.
How serious is the interaction between Acebutolol and Clonidine?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: If clonidine must be stopped, withdraw the beta blocker first and taper clonidine gradually over several days. Monitor blood pressure and heart rate throughout.
What other medicines interact with Clonidine?
MediHelp also lists interactions of Clonidine with, for example, Amifostine, Amiodarone, Amoxapine. The full list is on the Clonidine page.
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