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Drug interactions

Amphotericin b + Succinylcholine

Severity: Moderate

Amphotericin b and Succinylcholine: 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

Amphotericin B frequently causes electrolyte loss, particularly potassium and magnesium. Altered electrolytes can change the response to succinylcholine, and hypokalemia may prolong or intensify neuromuscular blockade, with a risk of prolonged respiratory depression.

What this interaction means in plain words

Amphotericin b and Succinylcholine 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.

Amphotericin b belongs to Anti Fungals; Succinylcholine belongs to Musculoskeletal.

Evidence level: Low

Why it happens

Electrolyte disturbances caused by amphotericin B indirectly modify neuromuscular transmission and the response to depolarizing blockade.

What to do

Measure and replace potassium and magnesium before anesthesia. Monitor neuromuscular recovery and ensure ventilatory support is available.

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 Amphotericin b with Succinylcholine?

MediHelp rates the interaction as moderate. Amphotericin b and Succinylcholine 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. Amphotericin B frequently causes electrolyte loss, particularly potassium and magnesium. Altered electrolytes can change the response to succinylcholine, and hypokalemia may prolong or intensify neuromuscular blockade, with a risk of prolonged respiratory depression.

How serious is the interaction between Amphotericin b and Succinylcholine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Measure and replace potassium and magnesium before anesthesia. Monitor neuromuscular recovery and ensure ventilatory support is available.

What other medicines interact with Amphotericin b?

MediHelp also lists interactions of Amphotericin b with, for example, Cidofovir, Adefovir, Amikacin. The full list is on the Amphotericin b page.

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