藥物交互作用
Atazanavir + Cariprazine
嚴重程度: 嚴重
Atazanavir and Cariprazine: major 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
Atazanavir is a strong CYP3A4 inhibitor and can raise cariprazine and its active metabolites, which have long half-lives. This increases the risk of akathisia, extrapyramidal symptoms, sedation and metabolic effects.
用白話說明這項交互作用的意義
Atazanavir and Cariprazine 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.
Atazanavir belongs to Anti Virals; Cariprazine belongs to Central Nervous System.
為什麼會發生
Inhibition of CYP3A4, the main route of cariprazine metabolism.
處置方式
If starting cariprazine in a patient on atazanavir, use half the usual dose; if starting atazanavir in a patient on cariprazine, reduce the cariprazine dose by half (every other day if on 1.5 mg daily). Monitor for adverse effects for several weeks given the long half-life.
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?
Cariprazine 的其他交互作用
Atazanavir 的其他交互作用
常見問題
Can I take Atazanavir with Cariprazine?
MediHelp rates the interaction as major. Atazanavir and Cariprazine 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. Atazanavir is a strong CYP3A4 inhibitor and can raise cariprazine and its active metabolites, which have long half-lives. This increases the risk of akathisia, extrapyramidal symptoms, sedation and metabolic effects.
How serious is the interaction between Atazanavir and Cariprazine?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: If starting cariprazine in a patient on atazanavir, use half the usual dose; if starting atazanavir in a patient on cariprazine, reduce the cariprazine dose by half (every other day if on 1.5 mg daily). Monitor for adverse effects for several weeks given the long half-life.
What other medicines interact with Cariprazine?
MediHelp also lists interactions of Cariprazine with, for example, Alfentanil, Amisulpride, Amobarbital. The full list is on the Cariprazine 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。
