藥物交互作用
Fostemsavir + Lorlatinib
嚴重程度: 嚴重
Fostemsavir and Lorlatinib: major interaction.
最後更新
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摘要
Lorlatinib is a CYP3A4 inducer that can lower temsavir concentrations, the active form of fostemsavir. Reduced exposure may lead to loss of virologic control and resistance.
用白話說明這項交互作用的意義
Fostemsavir and Lorlatinib 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.
Fostemsavir belongs to Anti Virals; Lorlatinib belongs to Oncology.
為什麼會發生
Lorlatinib induces CYP3A4, which increases temsavir metabolism and lowers exposure.
處置方式
Avoid if possible and consider an alternative regimen. If unavoidable, monitor HIV RNA closely.
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?
Lorlatinib 的其他交互作用
Fostemsavir 的其他交互作用
常見問題
Can I take Fostemsavir with Lorlatinib?
MediHelp rates the interaction as major. Fostemsavir and Lorlatinib 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. Lorlatinib is a CYP3A4 inducer that can lower temsavir concentrations, the active form of fostemsavir. Reduced exposure may lead to loss of virologic control and resistance.
How serious is the interaction between Fostemsavir and Lorlatinib?
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 and consider an alternative regimen. If unavoidable, monitor HIV RNA closely.
What other medicines interact with Lorlatinib?
MediHelp also lists interactions of Lorlatinib with, for example, Amobarbital, Apalutamide, Butabarbital. The full list is on the Lorlatinib 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。
