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Drug interactions

Indapamide + Methylprednisolone

Severity: Moderate

Indapamide and Methylprednisolone: 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

Both drugs promote urinary potassium loss, so using them together can cause clinically important hypokalemia. Low potassium raises the risk of arrhythmias, and indapamide itself can prolong the QT interval.

What this interaction means in plain words

Indapamide and Methylprednisolone 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.

Indapamide belongs to Cardiovascular; Methylprednisolone belongs to Endocrine.

Evidence level: Moderate

Why it happens

Additive potassium wasting from the thiazide-like diuretic and the mineralocorticoid effect of the corticosteroid.

What to do

Monitor serum potassium and magnesium regularly and replace as needed. Consider a potassium-sparing agent if prolonged co-therapy is required.

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 Indapamide with Methylprednisolone?

MediHelp rates the interaction as moderate. Indapamide and Methylprednisolone 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. Both drugs promote urinary potassium loss, so using them together can cause clinically important hypokalemia. Low potassium raises the risk of arrhythmias, and indapamide itself can prolong the QT interval.

How serious is the interaction between Indapamide and Methylprednisolone?

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 serum potassium and magnesium regularly and replace as needed. Consider a potassium-sparing agent if prolonged co-therapy is required.

What other medicines interact with Methylprednisolone?

MediHelp also lists interactions of Methylprednisolone with, for example, Bcg vaccine live, Measles mumps and rubella vaccine live, Measles mumps rubella and varicella vaccine live. The full list is on the Methylprednisolone page.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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