相互作用
Berotralstat + Ergotamine
重症度: 重大
Berotralstat and Ergotamine: major interaction.
最終更新日
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概要
Berotralstat inhibits CYP3A4 and may raise ergotamine levels. Ergotamine has a narrow therapeutic index, and elevated exposure can cause severe peripheral and cerebral vasospasm and ischemia.
この相互作用をわかりやすく説明すると
Berotralstat and Ergotamine 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; Ergotamine belongs to Central Nervous System.
なぜ起こるのか
Inhibition of CYP3A4-mediated metabolism of ergotamine.
対処法
Avoid the combination where possible and choose an alternative migraine therapy. If unavoidable, use the lowest ergotamine dose and monitor for ischemic symptoms such as limb coldness, numbness or chest pain.
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
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アカウントを作成してPro+トライアルを始めると、BerotralstatとErgotamine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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Ergotamineのその他の相互作用
Berotralstatのその他の相互作用
よくある質問
Can I take Berotralstat with Ergotamine?
MediHelp rates the interaction as major. Berotralstat and Ergotamine 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 and may raise ergotamine levels. Ergotamine has a narrow therapeutic index, and elevated exposure can cause severe peripheral and cerebral vasospasm and ischemia.
How serious is the interaction between Berotralstat and Ergotamine?
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 where possible and choose an alternative migraine therapy. If unavoidable, use the lowest ergotamine dose and monitor for ischemic symptoms such as limb coldness, numbness or chest pain.
What other medicines interact with Ergotamine?
MediHelp also lists interactions of Ergotamine with, for example, Almotriptan, Atazanavir, Clarithromycin. The full list is on the Ergotamine 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。
