Drug interactions
Aripiprazole + Ponesimod
Severity: Moderate
Aripiprazole and Ponesimod: 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
Ponesimod slows heart rate and can affect cardiac conduction at initiation, while aripiprazole has a minor QT effect. The combination may increase the risk of bradycardia-related arrhythmia.
What this interaction means in plain words
Aripiprazole and Ponesimod 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.
Aripiprazole belongs to Central Nervous System; Ponesimod belongs to Central Nervous System.
Why it happens
Additive pharmacodynamic effects on cardiac conduction and repolarization; S1P modulation causes bradycardia.
What to do
Obtain ECG before starting ponesimod and monitor heart rate during initiation. Seek cardiology advice if there are other QT-prolonging drugs or cardiac risk factors.
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 Aripiprazole
- Aripiprazole + Pimozide Contraindicated
- Aripiprazole + Thioridazine Contraindicated
- Amisulpride + Aripiprazole Major
- Aripiprazole + Arsenic trioxide Major
- Aripiprazole + Calcium / magnesium / potassium / sodium oxybates Major
- Aripiprazole + Carbamazepine Major
Other interactions of Ponesimod
- Fingolimod + Ponesimod Contraindicated
- Ponesimod + Siponimod Contraindicated
- Amiodarone + Ponesimod Major
- Amisulpride + Ponesimod Major
- Anagrelide + Ponesimod Major
- Anti-thymocyte + Ponesimod Major
Frequently asked questions
Can I take Aripiprazole with Ponesimod?
MediHelp rates the interaction as moderate. Aripiprazole and Ponesimod 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. Ponesimod slows heart rate and can affect cardiac conduction at initiation, while aripiprazole has a minor QT effect. The combination may increase the risk of bradycardia-related arrhythmia.
How serious is the interaction between Aripiprazole and Ponesimod?
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 ECG before starting ponesimod and monitor heart rate during initiation. Seek cardiology advice if there are other QT-prolonging drugs or cardiac risk factors.
What other medicines interact with Aripiprazole?
MediHelp also lists interactions of Aripiprazole with, for example, Pimozide, Thioridazine, Amisulpride. The full list is on the Aripiprazole page.
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