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Drug interactions

Atracurium + Fentanyl intranasal

Severity: Major

Atracurium and Fentanyl intranasal: 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

Fentanyl causes respiratory depression, sedation and hypotension, and these effects add to those of a neuromuscular blocker when ventilation is inadequate. Atracurium is given only with ventilatory support, but residual blockade plus opioid effect can delay safe recovery.

What this interaction means in plain words

Atracurium and Fentanyl intranasal 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.

Evidence level: Moderate

Why it happens

Additive respiratory depression from central opioid effect and peripheral neuromuscular blockade.

What to do

Use only in settings with airway and ventilatory support and monitor neuromuscular blockade, respiration and blood pressure. Reduce doses as needed.

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 Atracurium with Fentanyl intranasal?

MediHelp rates the interaction as major. Atracurium and Fentanyl intranasal 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. Fentanyl causes respiratory depression, sedation and hypotension, and these effects add to those of a neuromuscular blocker when ventilation is inadequate. Atracurium is given only with ventilatory support, but residual blockade plus opioid effect can delay safe recovery.

How serious is the interaction between Atracurium and Fentanyl intranasal?

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 only in settings with airway and ventilatory support and monitor neuromuscular blockade, respiration and blood pressure. Reduce doses as needed.

What other medicines interact with Atracurium?

MediHelp also lists interactions of Atracurium with, for example, Amikacin, Bacitracin-neomycin-polymyxin, Benzhydrocodone / acetaminophen. The full list is on the Atracurium page.

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

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