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Drug interactions

Captopril + Iron dextran complex

Severity: Moderate

Captopril and Iron dextran complex: 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

ACE inhibitors may increase the risk or severity of hypersensitivity-type reactions to parenteral iron dextran. Anaphylactoid reactions can be serious and occur during or shortly after infusion.

What this interaction means in plain words

Captopril and Iron dextran complex 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

Not well established; ACE inhibition may impair breakdown of mediators involved in anaphylactoid reactions.

What to do

Give iron dextran only where resuscitation facilities are available and observe the patient after administration. Consider an alternative IV iron product or temporarily withholding the ACE inhibitor when clinically feasible.

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 Captopril with Iron dextran complex?

MediHelp rates the interaction as moderate. Captopril and Iron dextran complex 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. ACE inhibitors may increase the risk or severity of hypersensitivity-type reactions to parenteral iron dextran. Anaphylactoid reactions can be serious and occur during or shortly after infusion.

How serious is the interaction between Captopril and Iron dextran complex?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give iron dextran only where resuscitation facilities are available and observe the patient after administration. Consider an alternative IV iron product or temporarily withholding the ACE inhibitor when clinically feasible.

What other medicines interact with Captopril?

MediHelp also lists interactions of Captopril with, for example, Aliskiren, Sacubitril / valsartan, Sacubitril-valsartan. The full list is on the Captopril page.

Full monographs, dosing and an interaction checker in the MediHelp app

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