藥物交互作用
Efavirenz + Elacestrant
嚴重程度: 嚴重
Efavirenz and Elacestrant: 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
Efavirenz may reduce elacestrant concentrations by inducing CYP3A4, potentially lowering efficacy in breast cancer treatment.
用白話說明這項交互作用的意義
Efavirenz and Elacestrant 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.
Efavirenz belongs to Anti Virals; Elacestrant belongs to Oncology.
為什麼會發生
Efavirenz induces CYP3A4, increasing elacestrant metabolism.
處置方式
Avoid coadministration with strong or moderate CYP3A inducers and use a non-inducing antiretroviral.
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?
Efavirenz 的其他交互作用
Elacestrant 的其他交互作用
常見問題
Can I take Efavirenz with Elacestrant?
MediHelp rates the interaction as major. Efavirenz and Elacestrant 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. Efavirenz may reduce elacestrant concentrations by inducing CYP3A4, potentially lowering efficacy in breast cancer treatment.
How serious is the interaction between Efavirenz and Elacestrant?
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 coadministration with strong or moderate CYP3A inducers and use a non-inducing antiretroviral.
What other medicines interact with Efavirenz?
MediHelp also lists interactions of Efavirenz with, for example, Cobimetinib, Dienogest / estradiol valerate, Dihydroergotamine intranasal. The full list is on the Efavirenz page.
在 MediHelp App 中取得完整藥品專論、劑量資訊與交互作用檢查
在 MediHelp App 中開啟完整參考資料、檢查多種藥物間的交互作用，並使用劑量工具。
