藥物交互作用
Erdafitinib + Fluconazole
嚴重程度: 嚴重
Erdafitinib and Fluconazole: major interaction.
最後更新
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摘要
Fluconazole inhibits CYP2C9 and CYP3A4, both of which metabolize erdafitinib, and may increase its exposure. This raises the risk of hyperphosphatemia, ocular toxicity, stomatitis and skin or nail effects.
用白話說明這項交互作用的意義
Erdafitinib and Fluconazole 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.
Erdafitinib belongs to Oncology; Fluconazole belongs to Anti Fungals.
為什麼會發生
Inhibition of CYP2C9 and CYP3A4 metabolism of erdafitinib by fluconazole.
處置方式
Avoid if possible; otherwise monitor closely for erdafitinib adverse reactions and reduce the dose as needed. Consider restoring the dose if fluconazole is stopped and no toxicity is present.
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?
Fluconazole 的其他交互作用
Erdafitinib 的其他交互作用
常見問題
Can I take Erdafitinib with Fluconazole?
MediHelp rates the interaction as major. Erdafitinib and Fluconazole 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. Fluconazole inhibits CYP2C9 and CYP3A4, both of which metabolize erdafitinib, and may increase its exposure. This raises the risk of hyperphosphatemia, ocular toxicity, stomatitis and skin or nail effects.
How serious is the interaction between Erdafitinib and Fluconazole?
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 if possible; otherwise monitor closely for erdafitinib adverse reactions and reduce the dose as needed. Consider restoring the dose if fluconazole is stopped and no toxicity is present.
What other medicines interact with Fluconazole?
MediHelp also lists interactions of Fluconazole with, for example, Dihydroergotamine intranasal, Dihydroergotamine, Dofetilide. The full list is on the Fluconazole page.
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