藥物交互作用
Sofosbuvir-velpatasvir + St john's wort
嚴重程度: 禁忌併用
Sofosbuvir-velpatasvir and St john's wort: contraindicated interaction.
最後更新
僅供醫療專業人員參考。本頁為簡要摘要,並非醫療建議,亦不能取代官方仿單或臨床判斷。開立處方或調劑前請務必核實。
本頁的臨床內容僅提供英文版。
摘要
St John's wort induces P-gp and CYP3A4 and can substantially lower sofosbuvir and velpatasvir concentrations. This may cause HCV treatment failure and resistance.
用白話說明這項交互作用的意義
Sofosbuvir-velpatasvir and St john's wort are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.
為什麼會發生
Hyperforin-mediated induction of P-gp and CYP2B6/2C8/3A4 increases antiviral clearance.
處置方式
Do not coadminister; stop St John's wort before starting HCV therapy.
可向藥師詢問的問題
- Is there an alternative to one of these two medicines for me?
- If both are essential, who is monitoring me and how often?
- Which symptoms mean I should stop and seek help straight away?
Sofosbuvir-velpatasvir 的其他交互作用
常見問題
Can I take Sofosbuvir-velpatasvir with St john's wort?
MediHelp rates the interaction as contraindicated. Sofosbuvir-velpatasvir and St john's wort are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. St John's wort induces P-gp and CYP3A4 and can substantially lower sofosbuvir and velpatasvir concentrations. This may cause HCV treatment failure and resistance.
How serious is the interaction between Sofosbuvir-velpatasvir and St john's wort?
MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not coadminister; stop St John's wort before starting HCV therapy.
What other medicines interact with Sofosbuvir-velpatasvir?
MediHelp also lists interactions of Sofosbuvir-velpatasvir with, for example, Rifampin, Rifapentine, Amiodarone. The full list is on the Sofosbuvir-velpatasvir 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。