相互作用
Pemetrexed + Sepiapterin
重症度: 重大
Pemetrexed and Sepiapterin: major interaction.
最終更新日
医療従事者向け・参照専用。このページは簡潔な要約であり、医学的助言ではなく、公式の添付文書や臨床判断に代わるものではありません。処方・調剤の前に必ず確認してください。
このページの臨床コンテンツは英語でのみ提供されています。
概要
Pemetrexed inhibits folate-dependent enzymes including DHFR, which sepiapterin needs to be converted to BH4. This may blunt the phenylalanine-lowering effect of sepiapterin.
この相互作用をわかりやすく説明すると
Pemetrexed and Sepiapterin 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.
Pemetrexed belongs to Oncology; Sepiapterin belongs to Miscellaneous.
なぜ起こるのか
Inhibition of DHFR by pemetrexed impairs BH4 generation from sepiapterin.
対処法
Avoid concurrent use where possible. If it cannot be avoided, monitor blood phenylalanine frequently.
薬剤師に尋ねること
- 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?
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、PemetrexedとSepiapterin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
WebでPro+を14日間無料でお試し。カード登録不要。
Sepiapterinのその他の相互作用
Pemetrexedのその他の相互作用
よくある質問
Can I take Pemetrexed with Sepiapterin?
MediHelp rates the interaction as major. Pemetrexed and Sepiapterin 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. Pemetrexed inhibits folate-dependent enzymes including DHFR, which sepiapterin needs to be converted to BH4. This may blunt the phenylalanine-lowering effect of sepiapterin.
How serious is the interaction between Pemetrexed and Sepiapterin?
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 where possible. If it cannot be avoided, monitor blood phenylalanine frequently.
What other medicines interact with Sepiapterin?
MediHelp also lists interactions of Sepiapterin with, for example, Methotrexate, Sulphasalazine, Levodopa. The full list is on the Sepiapterin 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。
