相互作用
Arsenic trioxide + Pazopanib
重症度: 重大
Arsenic trioxide and Pazopanib: major interaction.
最終更新日
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このページの臨床コンテンツは英語でのみ提供されています。
概要
Both drugs prolong the QT interval, and arsenic trioxide carries a boxed warning for QT prolongation and torsades de pointes. Combined use increases the risk of serious ventricular arrhythmias.
この相互作用をわかりやすく説明すると
Arsenic trioxide and Pazopanib 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.
Arsenic trioxide belongs to Oncology; Pazopanib belongs to Oncology.
なぜ起こるのか
Additive prolongation of cardiac repolarization (QT interval) through pharmacodynamic effects.
対処法
Avoid the combination if possible; otherwise obtain baseline and serial ECGs and keep potassium and magnesium within normal range. Stop or reduce therapy if QTc becomes markedly prolonged.
薬剤師に尋ねること
- 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?
Pro+会員向け
ページ全体を見る
アカウントを作成してPro+トライアルを始めると、Arsenic trioxideとPazopanibの臨床対応の詳細なアドバイス、追加の注記、エビデンスの詳細、処方全体を対象とした相互作用チェッカーを利用できます。
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
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Pazopanibのその他の相互作用
Arsenic trioxideのその他の相互作用
よくある質問
Can I take Arsenic trioxide with Pazopanib?
MediHelp rates the interaction as major. Arsenic trioxide and Pazopanib 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 prolong the QT interval, and arsenic trioxide carries a boxed warning for QT prolongation and torsades de pointes. Combined use increases the risk of serious ventricular arrhythmias.
How serious is the interaction between Arsenic trioxide and Pazopanib?
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; otherwise obtain baseline and serial ECGs and keep potassium and magnesium within normal range. Stop or reduce therapy if QTc becomes markedly prolonged.
What other medicines interact with Pazopanib?
MediHelp also lists interactions of Pazopanib with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Pazopanib page.
完全なモノグラフ、用量、相互作用チェッカーはMediHelpアプリで
MediHelpアプリで、完全なリファレンスを開き、複数薬剤の相互作用をチェックし、用量ツールを利用できます。
