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Drug interactions

Maprotiline + Pancuronium

Severity: Moderate

Maprotiline and Pancuronium: moderate 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

Maprotiline is a tetracyclic antidepressant that blocks noradrenaline reuptake and can provoke arrhythmias, while pancuronium raises heart rate through vagal blockade. Together they may increase the risk of tachyarrhythmias during anesthesia.

What this interaction means in plain words

Maprotiline and Pancuronium can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Maprotiline belongs to Central Nervous System; Pancuronium belongs to Musculoskeletal.

Evidence level: Low

Why it happens

Additive pharmacodynamic cardiac effects from pancuronium vagolysis and maprotiline catecholamine reuptake inhibition.

What to do

Monitor ECG and blood pressure perioperatively. Choose a more cardiostable neuromuscular blocker if arrhythmia risk is a concern.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

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 Maprotiline with Pancuronium?

MediHelp rates the interaction as moderate. Maprotiline and Pancuronium can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Maprotiline is a tetracyclic antidepressant that blocks noradrenaline reuptake and can provoke arrhythmias, while pancuronium raises heart rate through vagal blockade. Together they may increase the risk of tachyarrhythmias during anesthesia.

How serious is the interaction between Maprotiline and Pancuronium?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor ECG and blood pressure perioperatively. Choose a more cardiostable neuromuscular blocker if arrhythmia risk is a concern.

What other medicines interact with Pancuronium?

MediHelp also lists interactions of Pancuronium with, for example, Amikacin, Bacitracin-neomycin-polymyxin, Capreomycin. The full list is on the Pancuronium 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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