相互作用
Isosorbide dinitrate + Sildenafil
重症度: 併用禁忌
Isosorbide dinitrate and Sildenafil: contraindicated interaction.
最終更新日
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概要
Sildenafil inhibits PDE5 and isosorbide dinitrate releases nitric oxide, together causing a large rise in cGMP in vascular smooth muscle. Profound, sometimes fatal, hypotension and myocardial ischaemia may result.
この相互作用をわかりやすく説明すると
Isosorbide dinitrate and Sildenafil 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.
Isosorbide dinitrate belongs to Cardiovascular; Sildenafil belongs to Genitourinary.
なぜ起こるのか
PDE5 inhibition potentiates nitrate-induced cGMP vasodilation
対処法
Contraindicated; do not give a nitrate within 24 hours of sildenafil, and use an alternative if both are required.
薬剤師に尋ねること
- 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?
Pro+会員向け
ページ全体を見る
アカウントを作成してPro+トライアルを始めると、Isosorbide dinitrateとSildenafilの臨床対応の詳細なアドバイス、追加の注記、エビデンスの詳細、処方全体を対象とした相互作用チェッカーを利用できます。
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
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Sildenafilのその他の相互作用
Isosorbide dinitrateのその他の相互作用
よくある質問
Can I take Isosorbide dinitrate with Sildenafil?
MediHelp rates the interaction as contraindicated. Isosorbide dinitrate and Sildenafil 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. Sildenafil inhibits PDE5 and isosorbide dinitrate releases nitric oxide, together causing a large rise in cGMP in vascular smooth muscle. Profound, sometimes fatal, hypotension and myocardial ischaemia may result.
How serious is the interaction between Isosorbide dinitrate and Sildenafil?
MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Contraindicated; do not give a nitrate within 24 hours of sildenafil, and use an alternative if both are required.
What other medicines interact with Sildenafil?
MediHelp also lists interactions of Sildenafil with, for example, Amyl nitrite, Atazanavir, Cobicistat. The full list is on the Sildenafil page.
完全なモノグラフ、用量、相互作用チェッカーはMediHelpアプリで
MediHelpアプリで、完全なリファレンスを開き、複数薬剤の相互作用をチェックし、用量ツールを利用できます。
