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Drug interactions

Cisplatin + Sodium sulfate / ?magnesium sulfate / potassium chloride

Severity: Moderate

Cisplatin and Sodium sulfate / ?magnesium sulfate / potassium chloride: 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

Bowel preparations containing these salts can cause fluid loss and electrolyte shifts. Cisplatin also causes vomiting, dehydration, renal magnesium and potassium wasting, so combined use may worsen dehydration, renal impairment and arrhythmia risk.

What this interaction means in plain words

Cisplatin and Sodium sulfate / ?magnesium sulfate / potassium chloride 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.

Evidence level: Low

Why it happens

Additive fluid and electrolyte disturbances leading to volume depletion and potential kidney injury.

What to do

Avoid bowel preparation around cisplatin dosing when possible, and ensure hydration with monitoring of creatinine, magnesium and potassium.

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 Cisplatin with Sodium sulfate / ?magnesium sulfate / potassium chloride?

MediHelp rates the interaction as moderate. Cisplatin and Sodium sulfate / ?magnesium sulfate / potassium chloride 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. Bowel preparations containing these salts can cause fluid loss and electrolyte shifts. Cisplatin also causes vomiting, dehydration, renal magnesium and potassium wasting, so combined use may worsen dehydration, renal impairment and arrhythmia risk.

How serious is the interaction between Cisplatin and Sodium sulfate / ?magnesium sulfate / potassium chloride?

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 bowel preparation around cisplatin dosing when possible, and ensure hydration with monitoring of creatinine, magnesium and potassium.

What other medicines interact with Cisplatin?

MediHelp also lists interactions of Cisplatin with, for example, Cidofovir, Adefovir, Adenovirus types 4 and 7 live. The full list is on the Cisplatin page.

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