Drug interactions
Hydrochlorothiazide-olmesartan + Minoxidil
Severity: Moderate
Hydrochlorothiazide-olmesartan and Minoxidil: 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
Combining these antihypertensives produces additive blood pressure lowering, which is often intended since a diuretic is used to control minoxidil-related fluid retention. Excessive hypotension is possible.
What this interaction means in plain words
Hydrochlorothiazide-olmesartan and Minoxidil 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-olmesartan belongs to Cardiovascular; Minoxidil belongs to Cardiovascular.
Why it happens
Additive vasodilation (minoxidil), diuresis and angiotensin receptor blockade.
What to do
Monitor blood pressure, heart rate and fluid status, and titrate doses gradually.
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-olmesartan
- Aliskiren + Hydrochlorothiazide-olmesartan Contraindicated
- Dofetilide + Hydrochlorothiazide-olmesartan Contraindicated
- Hydrochlorothiazide-olmesartan + Sparsentan Contraindicated
- Acemetacin + Hydrochlorothiazide-olmesartan Major
- Amifostine + Hydrochlorothiazide-olmesartan Major
- Amiloride + Hydrochlorothiazide-olmesartan Major
Other interactions of Minoxidil
Frequently asked questions
Can I take Hydrochlorothiazide-olmesartan with Minoxidil?
MediHelp rates the interaction as moderate. Hydrochlorothiazide-olmesartan and Minoxidil 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. Combining these antihypertensives produces additive blood pressure lowering, which is often intended since a diuretic is used to control minoxidil-related fluid retention. Excessive hypotension is possible.
How serious is the interaction between Hydrochlorothiazide-olmesartan and Minoxidil?
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 blood pressure, heart rate and fluid status, and titrate doses gradually.
What other medicines interact with Hydrochlorothiazide-olmesartan?
MediHelp also lists interactions of Hydrochlorothiazide-olmesartan with, for example, Aliskiren, Dofetilide, Sparsentan. The full list is on the Hydrochlorothiazide-olmesartan page.
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