藥物交互作用
Methimazole + Propylthiouracil
嚴重程度: 嚴重
Methimazole and Propylthiouracil: 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
Both are thionamide antithyroid drugs with the same therapeutic action, so combining them offers no benefit. Each carries a risk of agranulocytosis, hepatotoxicity and other adverse effects, and duplication may add to this risk.
用白話說明這項交互作用的意義
Methimazole and Propylthiouracil 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.
Methimazole belongs to Endocrine; Propylthiouracil belongs to Endocrine.
為什麼會發生
Therapeutic duplication with additive adverse effects, including myelosuppression, from two thionamides.
處置方式
Avoid concurrent use; use a single thionamide and monitor blood counts and liver function, with prompt evaluation of fever or sore throat.
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?
Propylthiouracil 的其他交互作用
Methimazole 的其他交互作用
常見問題
Can I take Methimazole with Propylthiouracil?
MediHelp rates the interaction as major. Methimazole and Propylthiouracil 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. Both are thionamide antithyroid drugs with the same therapeutic action, so combining them offers no benefit. Each carries a risk of agranulocytosis, hepatotoxicity and other adverse effects, and duplication may add to this risk.
How serious is the interaction between Methimazole and Propylthiouracil?
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 concurrent use; use a single thionamide and monitor blood counts and liver function, with prompt evaluation of fever or sore throat.
What other medicines interact with Propylthiouracil?
MediHelp also lists interactions of Propylthiouracil with, for example, Carbamazepine, Clozapine, Pexidartinib. The full list is on the Propylthiouracil 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。
