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Drug interactions

Deferoxamine + Prochlorperazine

Severity: Moderate

Deferoxamine and Prochlorperazine: 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

Concurrent use of deferoxamine with phenothiazines such as prochlorperazine has been associated with transient impairment of consciousness, including coma, when given with high-dose IV vitamin C and prochlorperazine. Evidence is limited, but the labelled warning applies to this combination.

What this interaction means in plain words

Deferoxamine and Prochlorperazine 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.

Deferoxamine belongs to Miscellaneous; Prochlorperazine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Mechanism is not well established.

What to do

Monitor mental status during deferoxamine infusion in patients taking prochlorperazine, and stop the infusion if consciousness declines.

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 Deferoxamine with Prochlorperazine?

MediHelp rates the interaction as moderate. Deferoxamine and Prochlorperazine 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. Concurrent use of deferoxamine with phenothiazines such as prochlorperazine has been associated with transient impairment of consciousness, including coma, when given with high-dose IV vitamin C and prochlorperazine. Evidence is limited, but the labelled warning applies to this combination.

How serious is the interaction between Deferoxamine and Prochlorperazine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor mental status during deferoxamine infusion in patients taking prochlorperazine, and stop the infusion if consciousness declines.

What other medicines interact with Prochlorperazine?

MediHelp also lists interactions of Prochlorperazine with, for example, Dronedarone, Ibutilide, Nilotinib. The full list is on the Prochlorperazine page.

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