Drug interactions
Ranolazine + Venetoclax
Severity: Major
Ranolazine and Venetoclax: major 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 is a P-gp inhibitor and can raise venetoclax concentrations. Higher exposure increases the risk of neutropenia and tumor lysis syndrome.
What this interaction means in plain words
Ranolazine and Venetoclax can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Ranolazine belongs to Cardiovascular; Venetoclax belongs to Miscellaneous.
Why it happens
Ranolazine inhibits P-glycoprotein, reducing efflux of venetoclax.
What to do
Avoid if possible; otherwise reduce the venetoclax dose by at least 50% as per labeling. Monitor blood counts and tumor lysis parameters closely.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Ranolazine
- Adagrasib + Ranolazine Contraindicated
- Amobarbital + Ranolazine Contraindicated
- Apalutamide + Ranolazine Contraindicated
- Butabarbital + Ranolazine Contraindicated
- Carbamazepine + Ranolazine Contraindicated
- Clarithromycin + Ranolazine Contraindicated
Other interactions of Venetoclax
- Clarithromycin + Venetoclax Contraindicated
- Itraconazole + Venetoclax Contraindicated
- Ketoconazole + Venetoclax Contraindicated
- Posaconazole + Venetoclax Contraindicated
- Venetoclax + Voriconazole Contraindicated
- Amiodarone + Venetoclax Major
Frequently asked questions
Can I take Ranolazine with Venetoclax?
MediHelp rates the interaction as major. Ranolazine and Venetoclax can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Ranolazine is a P-gp inhibitor and can raise venetoclax concentrations. Higher exposure increases the risk of neutropenia and tumor lysis syndrome.
How serious is the interaction between Ranolazine and Venetoclax?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid if possible; otherwise reduce the venetoclax dose by at least 50% as per labeling. Monitor blood counts and tumor lysis parameters closely.
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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