相互作用
Alprazolam + Amobarbital
重症度: 重大
Alprazolam and Amobarbital: major interaction.
最終更新日
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概要
Barbiturates and benzodiazepines together produce additive sedation and can cause profound respiratory depression. In addition, amobarbital induces CYP3A4 and can lower alprazolam concentrations, weakening its anxiolytic effect and complicating dose adjustments.
この相互作用をわかりやすく説明すると
Alprazolam and Amobarbital 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.
Alprazolam belongs to Central Nervous System; Amobarbital belongs to Central Nervous System.
なぜ起こるのか
Additive GABA-A mediated CNS depression plus CYP3A4 induction by amobarbital increasing alprazolam clearance.
対処法
Avoid combining where possible; if needed, monitor respiratory status and level of consciousness and adjust alprazolam dose to clinical response. Re-evaluate doses if the barbiturate is stopped, as induction wanes.
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、AlprazolamとAmobarbital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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Alprazolamのその他の相互作用
Amobarbitalのその他の相互作用
よくある質問
Can I take Alprazolam with Amobarbital?
MediHelp rates the interaction as major. Alprazolam and Amobarbital 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. Barbiturates and benzodiazepines together produce additive sedation and can cause profound respiratory depression. In addition, amobarbital induces CYP3A4 and can lower alprazolam concentrations, weakening its anxiolytic effect and complicating dose adjustments.
How serious is the interaction between Alprazolam and Amobarbital?
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 combining where possible; if needed, monitor respiratory status and level of consciousness and adjust alprazolam dose to clinical response. Re-evaluate doses if the barbiturate is stopped, as induction wanes.
What other medicines interact with Alprazolam?
MediHelp also lists interactions of Alprazolam with, for example, Calcium / magnesium / potassium / sodium oxybates, Itraconazole, Ketoconazole. The full list is on the Alprazolam 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。
