Drug interactions
Ponesimod + Rivastigmine
Severity: Major
Ponesimod and Rivastigmine: 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
Ponesimod reduces heart rate during initiation and may affect AV conduction, and rivastigmine can also cause bradycardia and syncope. Combined use may cause additive bradycardia or conduction block.
What this interaction means in plain words
Ponesimod and Rivastigmine 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.
Ponesimod belongs to Central Nervous System; Rivastigmine belongs to Central Nervous System.
Why it happens
Additive negative chronotropic effects from S1P receptor modulation and cholinesterase inhibition.
What to do
Avoid starting ponesimod in patients on rivastigmine unless clearly needed, and obtain cardiology advice first. If combined, check a baseline ECG and monitor heart rate during initiation.
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 Rivastigmine
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 Ponesimod with Rivastigmine?
MediHelp rates the interaction as major. Ponesimod and Rivastigmine 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. Ponesimod reduces heart rate during initiation and may affect AV conduction, and rivastigmine can also cause bradycardia and syncope. Combined use may cause additive bradycardia or conduction block.
How serious is the interaction between Ponesimod and Rivastigmine?
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 starting ponesimod in patients on rivastigmine unless clearly needed, and obtain cardiology advice first. If combined, check a baseline ECG and monitor heart rate during initiation.
What other medicines interact with Rivastigmine?
MediHelp also lists interactions of Rivastigmine with, for example, Donepezil, Galantamine, Memantine-donepezil. The full list is on the Rivastigmine page.
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