Drug interactions
Buprenorphine + Siponimod
Severity: Moderate
Buprenorphine and Siponimod: 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
Siponimod can cause bradycardia and conduction delay on initiation, while buprenorphine may modestly prolong the QT interval. Together these may increase arrhythmia risk in vulnerable patients.
What this interaction means in plain words
Buprenorphine and Siponimod 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.
Buprenorphine belongs to Musculoskeletal; Siponimod belongs to Central Nervous System.
Why it happens
Additive effects on cardiac conduction and repolarization; siponimod causes sphingosine-1-phosphate-mediated bradycardia.
What to do
Obtain an ECG before starting siponimod and monitor heart rate during initiation, and use caution in patients with a prolonged QTc.
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 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 Siponimod
- Cladribine + Siponimod Contraindicated
- Fingolimod + Siponimod Contraindicated
- Fluconazole + Siponimod Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Siponimod Contraindicated
- Ponesimod + Siponimod Contraindicated
- Siponimod + Thioridazine Contraindicated
Frequently asked questions
Can I take Buprenorphine with Siponimod?
MediHelp rates the interaction as moderate. Buprenorphine and Siponimod 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. Siponimod can cause bradycardia and conduction delay on initiation, while buprenorphine may modestly prolong the QT interval. Together these may increase arrhythmia risk in vulnerable patients.
How serious is the interaction between Buprenorphine and Siponimod?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain an ECG before starting siponimod and monitor heart rate during initiation, and use caution in patients with a prolonged QTc.
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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