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Drug interactions

Orphenadrin + Sufentanil

Severity: Major

Orphenadrin and Sufentanil: 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

Sufentanil is a very potent opioid, and orphenadrine adds to CNS depression. Profound sedation and respiratory depression may result.

What this interaction means in plain words

Orphenadrin and Sufentanil 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.

Orphenadrin belongs to Musculoskeletal; Sufentanil belongs to Musculoskeletal.

Evidence level: Moderate

Why it happens

Additive CNS and respiratory depression.

What to do

Use reduced sufentanil doses and monitor sedation, respiratory rate and oxygen saturation continuously in monitored settings.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Orphenadrin with Sufentanil?

MediHelp rates the interaction as major. Orphenadrin and Sufentanil 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. Sufentanil is a very potent opioid, and orphenadrine adds to CNS depression. Profound sedation and respiratory depression may result.

How serious is the interaction between Orphenadrin and Sufentanil?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use reduced sufentanil doses and monitor sedation, respiratory rate and oxygen saturation continuously in monitored settings.

What other medicines interact with Orphenadrin?

MediHelp also lists interactions of Orphenadrin with, for example, Alfentanil, Amobarbital, Benzhydrocodone / acetaminophen. The full list is on the Orphenadrin page.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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