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Drug interactions

Amlodipine-olmesartan + Nevirapine

Severity: Moderate

Amlodipine-olmesartan and Nevirapine: 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

Nevirapine induces CYP3A4 and may reduce amlodipine exposure, weakening blood pressure control. The effect develops over the first weeks of nevirapine therapy and may fade after it is stopped.

What this interaction means in plain words

Amlodipine-olmesartan and Nevirapine 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.

Amlodipine-olmesartan belongs to Cardiovascular; Nevirapine belongs to Anti Virals.

Evidence level: Moderate

Why it happens

Nevirapine induces CYP3A4, increasing the metabolism of amlodipine.

What to do

Monitor blood pressure after starting or stopping nevirapine and increase the amlodipine dose if needed. Reduce the dose again if nevirapine is discontinued.

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 Amlodipine-olmesartan with Nevirapine?

MediHelp rates the interaction as moderate. Amlodipine-olmesartan and Nevirapine 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. Nevirapine induces CYP3A4 and may reduce amlodipine exposure, weakening blood pressure control. The effect develops over the first weeks of nevirapine therapy and may fade after it is stopped.

How serious is the interaction between Amlodipine-olmesartan and Nevirapine?

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 after starting or stopping nevirapine and increase the amlodipine dose if needed. Reduce the dose again if nevirapine is discontinued.

What other medicines interact with Amlodipine-olmesartan?

MediHelp also lists interactions of Amlodipine-olmesartan with, for example, Aliskiren, Sparsentan, Amifostine. The full list is on the Amlodipine-olmesartan page.

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