藥物交互作用

Fluphenazine + Ibutilide

嚴重程度: 禁忌併用

Fluphenazine and Ibutilide: contraindicated interaction.

最後更新 13 十月 2026

僅供醫療專業人員參考。本頁為簡要摘要，並非醫療建議，亦不能取代官方仿單或臨床判斷。開立處方或調劑前請務必核實。

本頁的臨床內容僅提供英文版。

摘要

Ibutilide causes marked QT prolongation and torsades de pointes, and phenothiazines add to this effect. The combination heightens the risk of life-threatening arrhythmia.

用白話說明這項交互作用的意義

Fluphenazine and Ibutilide are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.

Fluphenazine belongs to Central Nervous System; Ibutilide belongs to Cardiovascular.

證據等級: Moderate

為什麼會發生

Additive blockade of repolarizing potassium currents causing QT prolongation.

處置方式

Avoid giving ibutilide to patients taking fluphenazine; consider electrical cardioversion or another strategy.

可向藥師詢問的問題

Is there an alternative to one of these two medicines for me?
If both are essential, who is monitoring me and how often?
Which symptoms mean I should stop and seek help straight away?

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

Pro+ 會員專屬

解鎖完整頁面

建立帳號並開始 Pro+ 試用，即可解鎖 Fluphenazine 與 Ibutilide 的完整臨床處置建議、補充說明、證據詳情及整張處方的交互作用檢查工具。

Full clinical management advice
Additional notes
Evidence detail
Interaction checker for a whole prescription

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常見問題

Can I take Fluphenazine with Ibutilide?

MediHelp rates the interaction as contraindicated. Fluphenazine and Ibutilide are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. Ibutilide causes marked QT prolongation and torsades de pointes, and phenothiazines add to this effect. The combination heightens the risk of life-threatening arrhythmia.

How serious is the interaction between Fluphenazine and Ibutilide?

MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid giving ibutilide to patients taking fluphenazine; consider electrical cardioversion or another strategy.

What other medicines interact with Fluphenazine?

MediHelp also lists interactions of Fluphenazine with, for example, Arsenic trioxide, Dofetilide, Pimozide. The full list is on the Fluphenazine page.

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摘要