Drug interactions
Asenapine + Sufentanil sl
Severity: Major
Asenapine and Sufentanil sl: major interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Opioids combined with other CNS depressants can cause profound sedation, respiratory depression, hypotension, coma and death. Asenapine adds sedative and hypotensive effects to sublingual sufentanil.
What this interaction means in plain words
Asenapine and Sufentanil sl 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.
Why it happens
Additive CNS and respiratory depression from opioid and antipsychotic effects.
What to do
Reserve the combination for patients with no adequate alternatives, using the lowest doses and shortest duration. Monitor closely for sedation, respiratory depression and hypotension.
What to ask your pharmacist
- 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?
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Other interactions of Asenapine
- Asenapine + Pimozide Contraindicated
- Asenapine + Thioridazine Contraindicated
- Asenapine + Vandetanib Contraindicated
- Adagrasib + Asenapine Major
- Alfentanil + Asenapine Major
- Alfuzosin + Asenapine Major
Frequently asked questions
Can I take Asenapine with Sufentanil sl?
MediHelp rates the interaction as major. Asenapine and Sufentanil sl 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. Opioids combined with other CNS depressants can cause profound sedation, respiratory depression, hypotension, coma and death. Asenapine adds sedative and hypotensive effects to sublingual sufentanil.
How serious is the interaction between Asenapine and Sufentanil sl?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Reserve the combination for patients with no adequate alternatives, using the lowest doses and shortest duration. Monitor closely for sedation, respiratory depression and hypotension.
What other medicines interact with Asenapine?
MediHelp also lists interactions of Asenapine with, for example, Pimozide, Thioridazine, Vandetanib. The full list is on the Asenapine page.
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