Drug interactions
Cyclophosphamide + Sodium sulfate / potassium sulfate / magnesium sulfate
Severity: Moderate
Cyclophosphamide and Sodium sulfate / potassium sulfate / magnesium sulfate: 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
This osmotic bowel preparation can cause fluid shifts and electrolyte disturbances. In patients receiving cyclophosphamide, which may cause hyponatremia and renal injury, this raises the risk of dehydration, renal impairment and arrhythmia.
What this interaction means in plain words
Cyclophosphamide and Sodium sulfate / potassium sulfate / magnesium sulfate 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 pharmacodynamic effects on fluid and electrolyte balance and renal function.
What to do
Maintain hydration and check electrolytes and renal function around bowel preparation in patients on cyclophosphamide. Correct abnormalities before further chemotherapy.
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 Cyclophosphamide
Frequently asked questions
Can I take Cyclophosphamide with Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates the interaction as moderate. Cyclophosphamide and Sodium sulfate / potassium sulfate / magnesium sulfate 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. This osmotic bowel preparation can cause fluid shifts and electrolyte disturbances. In patients receiving cyclophosphamide, which may cause hyponatremia and renal injury, this raises the risk of dehydration, renal impairment and arrhythmia.
How serious is the interaction between Cyclophosphamide and Sodium sulfate / potassium sulfate / magnesium sulfate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Maintain hydration and check electrolytes and renal function around bowel preparation in patients on cyclophosphamide. Correct abnormalities before further chemotherapy.
What other medicines interact with Cyclophosphamide?
MediHelp also lists interactions of Cyclophosphamide with, for example, Adenovirus types 4 and 7 live, Belatacept, Bendamustine. The full list is on the Cyclophosphamide page.
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