Drug interactions
Buprenorphine + Ribociclib
Severity: Major
Buprenorphine and Ribociclib: 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
Ribociclib causes dose-dependent QT prolongation, and buprenorphine may add a modest QT effect. The combination may increase the risk of torsades de pointes.
What this interaction means in plain words
Buprenorphine and Ribociclib 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.
Buprenorphine belongs to Musculoskeletal; Ribociclib belongs to Oncology.
Why it happens
Additive QT prolongation; ribociclib is also a CYP3A4 inhibitor that may raise buprenorphine levels.
What to do
Avoid if possible, or monitor the ECG and electrolytes at baseline and during therapy, and reduce or interrupt ribociclib if the QTc rises significantly.
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 Buprenorphine
- Alvimopan + Buprenorphine Contraindicated
- Buprenorphine + Calcium / magnesium / potassium / sodium oxybates Contraindicated
- Buprenorphine + Olanzapine / samidorphan Contraindicated
- Buprenorphine + Phenelzine Contraindicated
- Buprenorphine + Pimozide Contraindicated
- Buprenorphine + Thioridazine Contraindicated
Other interactions of Ribociclib
- Amiodarone + Ribociclib Contraindicated
- Cisapride + Ribociclib Contraindicated
- Dofetilide + Ribociclib Contraindicated
- Dronedarone + Ribociclib Contraindicated
- Flibanserin + Ribociclib Contraindicated
- Ibutilide + Ribociclib Contraindicated
Frequently asked questions
Can I take Buprenorphine with Ribociclib?
MediHelp rates the interaction as major. Buprenorphine and Ribociclib 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. Ribociclib causes dose-dependent QT prolongation, and buprenorphine may add a modest QT effect. The combination may increase the risk of torsades de pointes.
How serious is the interaction between Buprenorphine and Ribociclib?
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, or monitor the ECG and electrolytes at baseline and during therapy, and reduce or interrupt ribociclib if the QTc rises significantly.
What other medicines interact with Buprenorphine?
MediHelp also lists interactions of Buprenorphine with, for example, Alvimopan, Calcium / magnesium / potassium / sodium oxybates, Olanzapine / samidorphan. The full list is on the Buprenorphine page.
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