藥物交互作用
Bismuth subsalicylate + Warfarin
嚴重程度: 嚴重
Bismuth subsalicylate and Warfarin: major interaction.
最後更新
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摘要
Bismuth subsalicylate releases salicylate, which can increase bleeding risk through antiplatelet effects and possible displacement of warfarin from protein binding. High or prolonged doses carry the greatest risk, and gastric irritation may add to bleeding.
用白話說明這項交互作用的意義
Bismuth subsalicylate and Warfarin 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.
Bismuth subsalicylate belongs to Gastrointestinal Tract; Warfarin belongs to Cardiovascular.
為什麼會發生
Salicylate impairs platelet function, may cause GI mucosal injury and can potentiate warfarin's anticoagulant effect.
處置方式
Avoid regular or high-dose use; if short-term use is necessary, monitor INR and watch for bleeding. Consider an alternative antidiarrheal or antacid.
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?
Bismuth subsalicylate 的其他交互作用
Warfarin 的其他交互作用
常見問題
Can I take Bismuth subsalicylate with Warfarin?
MediHelp rates the interaction as major. Bismuth subsalicylate and Warfarin 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. Bismuth subsalicylate releases salicylate, which can increase bleeding risk through antiplatelet effects and possible displacement of warfarin from protein binding. High or prolonged doses carry the greatest risk, and gastric irritation may add to bleeding.
How serious is the interaction between Bismuth subsalicylate and Warfarin?
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 regular or high-dose use; if short-term use is necessary, monitor INR and watch for bleeding. Consider an alternative antidiarrheal or antacid.
What other medicines interact with Bismuth subsalicylate?
MediHelp also lists interactions of Bismuth subsalicylate with, for example, Dichlorphenamide, Acetylsalicylic acid, Amlodipine-benazepril. The full list is on the Bismuth subsalicylate 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。
