Drug interactions
Sodium sulfate / ?magnesium sulfate / potassium chloride + Succinylcholine
Severity: Moderate
Sodium sulfate / ?magnesium sulfate / potassium chloride 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
Magnesium absorbed from the bowel preparation may enhance neuromuscular blockade, potentially prolonging the effect of succinylcholine. Electrolyte shifts from bowel preparation may add to this effect.
What this interaction means in plain words
Sodium sulfate / ?magnesium sulfate / potassium chloride 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.
Why it happens
Magnesium reduces acetylcholine release at the neuromuscular junction and decreases end-plate sensitivity, potentiating neuromuscular blockade.
What to do
Check serum magnesium and potassium in patients with recent bowel preparation, especially with renal impairment. Monitor neuromuscular function with a nerve stimulator and titrate the dose accordingly.
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 Succinylcholine
Frequently asked questions
Can I take Sodium sulfate / ?magnesium sulfate / potassium chloride with Succinylcholine?
MediHelp rates the interaction as moderate. Sodium sulfate / ?magnesium sulfate / potassium chloride 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. Magnesium absorbed from the bowel preparation may enhance neuromuscular blockade, potentially prolonging the effect of succinylcholine. Electrolyte shifts from bowel preparation may add to this effect.
How serious is the interaction between Sodium sulfate / ?magnesium sulfate / potassium chloride 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: Check serum magnesium and potassium in patients with recent bowel preparation, especially with renal impairment. Monitor neuromuscular function with a nerve stimulator and titrate the dose accordingly.
What other medicines interact with Succinylcholine?
MediHelp also lists interactions of Succinylcholine with, for example, Amikacin, Bacitracin-neomycin-polymyxin, Capreomycin. The full list is on the Succinylcholine page.
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