藥物交互作用
Berotralstat + Pimozide
嚴重程度: 嚴重
Berotralstat and Pimozide: major interaction.
最後更新
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本頁的臨床內容僅提供英文版。
摘要
Berotralstat inhibits CYP3A4, the main pathway clearing pimozide, which can raise pimozide concentrations. Higher exposure increases the risk of QT prolongation and torsades de pointes.
用白話說明這項交互作用的意義
Berotralstat and Pimozide 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.
Berotralstat belongs to Miscellaneous; Pimozide belongs to Central Nervous System.
為什麼會發生
Inhibition of CYP3A4-mediated metabolism of pimozide by berotralstat.
處置方式
Avoid the combination if possible, and consider another HAE prophylaxis option. If used together, obtain a baseline and follow-up ECG, keep electrolytes normal, and consider a lower pimozide dose.
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?
Pimozide 的其他交互作用
Berotralstat 的其他交互作用
常見問題
Can I take Berotralstat with Pimozide?
MediHelp rates the interaction as major. Berotralstat and Pimozide 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. Berotralstat inhibits CYP3A4, the main pathway clearing pimozide, which can raise pimozide concentrations. Higher exposure increases the risk of QT prolongation and torsades de pointes.
How serious is the interaction between Berotralstat and Pimozide?
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 if possible, and consider another HAE prophylaxis option. If used together, obtain a baseline and follow-up ECG, keep electrolytes normal, and consider a lower pimozide dose.
What other medicines interact with Pimozide?
MediHelp also lists interactions of Pimozide with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Pimozide page.
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