Drug interactions
Hydrochlorothiazide-irbesartan + Prednisolone
Severity: Moderate
Hydrochlorothiazide-irbesartan and Prednisolone: 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 thiazides and corticosteroids promote potassium loss, so combined use can lead to hypokalemia.
What this interaction means in plain words
Hydrochlorothiazide-irbesartan and Prednisolone 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.
Hydrochlorothiazide-irbesartan belongs to Cardiovascular; Prednisolone belongs to Endocrine.
Why it happens
Additive renal potassium wasting.
What to do
Monitor serum potassium periodically and replace as needed.
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 Hydrochlorothiazide-irbesartan
- Aliskiren + Hydrochlorothiazide-irbesartan Contraindicated
- Dofetilide + Hydrochlorothiazide-irbesartan Contraindicated
- Hydrochlorothiazide-irbesartan + Sparsentan Contraindicated
- Aldesleukin + Hydrochlorothiazide-irbesartan Major
- Amifostine + Hydrochlorothiazide-irbesartan Major
- Amiloride + Hydrochlorothiazide-irbesartan Major
Other interactions of Prednisolone
- Bcg vaccine live + Prednisolone Contraindicated
- Measles mumps and rubella vaccine live + Prednisolone Contraindicated
- Measles mumps rubella and varicella vaccine live + Prednisolone Contraindicated
- Measles vaccine + Prednisolone Contraindicated
- Mifepristone + Prednisolone Contraindicated
- Prednisolone + Radium-223 dichloride Contraindicated
Frequently asked questions
Can I take Hydrochlorothiazide-irbesartan with Prednisolone?
MediHelp rates the interaction as moderate. Hydrochlorothiazide-irbesartan and Prednisolone 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 thiazides and corticosteroids promote potassium loss, so combined use can lead to hypokalemia.
How serious is the interaction between Hydrochlorothiazide-irbesartan and Prednisolone?
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 periodically and replace as needed.
What other medicines interact with Hydrochlorothiazide-irbesartan?
MediHelp also lists interactions of Hydrochlorothiazide-irbesartan with, for example, Aliskiren, Dofetilide, Sparsentan. The full list is on the Hydrochlorothiazide-irbesartan page.
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