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Drug interactions

Amlodipine + Atracurium

Severity: Minor

Amlodipine and Atracurium: minor 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

Calcium channel blockers can enhance the effect of nondepolarizing neuromuscular blockers. With amlodipine, any potentiation of atracurium is likely modest but could prolong paralysis.

What this interaction means in plain words

Amlodipine and Atracurium have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Amlodipine belongs to Cardiovascular; Atracurium belongs to Musculoskeletal.

Evidence level: Low

Why it happens

Calcium channel blockade reduces presynaptic acetylcholine release, adding to nondepolarizing block.

What to do

Titrate atracurium to nerve stimulator response and allow for a possibly longer duration of blockade.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Amlodipine with Atracurium?

MediHelp rates the interaction as minor. Amlodipine and Atracurium have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Calcium channel blockers can enhance the effect of nondepolarizing neuromuscular blockers. With amlodipine, any potentiation of atracurium is likely modest but could prolong paralysis.

How serious is the interaction between Amlodipine and Atracurium?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate atracurium to nerve stimulator response and allow for a possibly longer duration of blockade.

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.

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