Drug interactions
Cisatracurium + Vecuronium
Severity: Moderate
Cisatracurium and Vecuronium: 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
Combining two non-depolarizing neuromuscular blockers gives additive neuromuscular blockade. The depth and duration of paralysis may exceed that expected from either agent alone, increasing the risk of residual weakness after surgery.
What this interaction means in plain words
Cisatracurium and Vecuronium 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.
Cisatracurium belongs to Musculoskeletal; Vecuronium belongs to Musculoskeletal.
Why it happens
Both drugs competitively block acetylcholine at postsynaptic nicotinic receptors, producing additive pharmacodynamic effects.
What to do
Avoid unnecessary combined use and titrate to effect with train-of-four monitoring. Ensure full recovery or reversal before extubation.
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?
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Other interactions of Cisatracurium
Other interactions of Vecuronium
Frequently asked questions
Can I take Cisatracurium with Vecuronium?
MediHelp rates the interaction as moderate. Cisatracurium and Vecuronium 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. Combining two non-depolarizing neuromuscular blockers gives additive neuromuscular blockade. The depth and duration of paralysis may exceed that expected from either agent alone, increasing the risk of residual weakness after surgery.
How serious is the interaction between Cisatracurium and Vecuronium?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid unnecessary combined use and titrate to effect with train-of-four monitoring. Ensure full recovery or reversal before extubation.
What other medicines interact with Cisatracurium?
MediHelp also lists interactions of Cisatracurium with, for example, Amikacin, Bacitracin-neomycin-polymyxin, Benzhydrocodone / acetaminophen. The full list is on the Cisatracurium page.
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