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Drug interactions

Nintedanib + Ranolazine

Severity: Moderate

Nintedanib and Ranolazine: 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

Ranolazine inhibits P-glycoprotein and may raise nintedanib exposure, since nintedanib is a P-gp substrate. Higher nintedanib levels could increase gastrointestinal effects such as diarrhea and nausea, and hepatotoxicity.

What this interaction means in plain words

Nintedanib and Ranolazine 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.

Nintedanib belongs to Oncology; Ranolazine belongs to Cardiovascular.

Evidence level: Low

Why it happens

Ranolazine inhibits P-glycoprotein efflux, increasing absorption and reducing clearance of nintedanib.

What to do

Monitor for nintedanib adverse effects, especially diarrhea and liver enzyme elevations. Interrupt or reduce the nintedanib dose if these effects become troublesome.

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 Nintedanib with Ranolazine?

MediHelp rates the interaction as moderate. Nintedanib and Ranolazine 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. Ranolazine inhibits P-glycoprotein and may raise nintedanib exposure, since nintedanib is a P-gp substrate. Higher nintedanib levels could increase gastrointestinal effects such as diarrhea and nausea, and hepatotoxicity.

How serious is the interaction between Nintedanib and Ranolazine?

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 for nintedanib adverse effects, especially diarrhea and liver enzyme elevations. Interrupt or reduce the nintedanib dose if these effects become troublesome.

What other medicines interact with Ranolazine?

MediHelp also lists interactions of Ranolazine with, for example, Adagrasib, Amobarbital, Apalutamide. The full list is on the Ranolazine page.

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