相互作用
Blinatumomab + Phenytoin
重症度: 中等度
Blinatumomab and Phenytoin: moderate interaction.
最終更新日
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概要
Blinatumomab causes a transient cytokine release at treatment start that can suppress CYP450 enzymes. Phenytoin has a narrow therapeutic index, so levels may rise and cause toxicity such as ataxia, nystagmus or confusion.
この相互作用をわかりやすく説明すると
Blinatumomab and Phenytoin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Blinatumomab belongs to Oncology; Phenytoin belongs to Central Nervous System.
なぜ起こるのか
Cytokine release from blinatumomab transiently suppresses CYP450 metabolism of phenytoin.
対処法
Monitor phenytoin levels and signs of toxicity, particularly in the first days of the first cycle and early in the second cycle. Adjust the phenytoin dose according to levels.
薬剤師に尋ねること
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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、BlinatumomabとPhenytoin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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Phenytoinのその他の相互作用
Blinatumomabのその他の相互作用
よくある質問
Can I take Blinatumomab with Phenytoin?
MediHelp rates the interaction as moderate. Blinatumomab and Phenytoin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Blinatumomab causes a transient cytokine release at treatment start that can suppress CYP450 enzymes. Phenytoin has a narrow therapeutic index, so levels may rise and cause toxicity such as ataxia, nystagmus or confusion.
How serious is the interaction between Blinatumomab and Phenytoin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor phenytoin levels and signs of toxicity, particularly in the first days of the first cycle and early in the second cycle. Adjust the phenytoin dose according to levels.
What other medicines interact with Phenytoin?
MediHelp also lists interactions of Phenytoin with, for example, Artemether / lumefantrine, Bictegravir, Cabotegravir. The full list is on the Phenytoin 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。
