Drug interactions
Cisatracurium + Letibotulinumtoxina
Severity: Moderate
Cisatracurium and Letibotulinumtoxina: 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
Neuromuscular blockers can add to the effect of botulinum toxin, and toxin spread may cause excessive generalized weakness. Swallowing and breathing difficulties are the main concern.
What this interaction means in plain words
Cisatracurium and Letibotulinumtoxina 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.
Why it happens
Additive neuromuscular weakness: botulinum toxin blocks presynaptic acetylcholine release while cisatracurium blocks postsynaptic nicotinic receptors.
What to do
Avoid giving the toxin close to anesthesia with neuromuscular blockade where possible, and monitor for generalized weakness, dysphagia and respiratory compromise. Use train-of-four monitoring and reduce cisatracurium dose if recently treated with the toxin.
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
Frequently asked questions
Can I take Cisatracurium with Letibotulinumtoxina?
MediHelp rates the interaction as moderate. Cisatracurium and Letibotulinumtoxina 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. Neuromuscular blockers can add to the effect of botulinum toxin, and toxin spread may cause excessive generalized weakness. Swallowing and breathing difficulties are the main concern.
How serious is the interaction between Cisatracurium and Letibotulinumtoxina?
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 giving the toxin close to anesthesia with neuromuscular blockade where possible, and monitor for generalized weakness, dysphagia and respiratory compromise. Use train-of-four monitoring and reduce cisatracurium dose if recently treated with the toxin.
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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