Drug interactions
Encorafenib + Fingolimod
Severity: Major
Encorafenib and Fingolimod: major interaction.
Last updated Sources: US FDA label
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
Encorafenib can prolong the QT interval in a dose-dependent way, and fingolimod causes bradycardia and may affect QT. The combination raises the risk of torsades de pointes.
What this interaction means in plain words
Encorafenib and Fingolimod 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.
Encorafenib belongs to Oncology; Fingolimod belongs to Central Nervous System.
Why it happens
Additive QTc prolongation, with fingolimod-induced bradycardia increasing arrhythmia susceptibility.
What to do
Obtain a baseline ECG and electrolytes, and monitor ECG periodically during co-treatment. Correct potassium and magnesium, and reduce or hold encorafenib if the QTc becomes markedly prolonged.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Encorafenib and Fingolimod, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
References
Other interactions of Fingolimod
- Adenovirus types 4 and 7 live + Fingolimod Contraindicated
- Bcg vaccine live + Fingolimod Contraindicated
- Fingolimod + Pimozide Contraindicated
- Fingolimod + Ponesimod Contraindicated
- Fingolimod + Quinidine Contraindicated
- Fingolimod + Siponimod Contraindicated
Other interactions of Encorafenib
Frequently asked questions
Can I take Encorafenib with Fingolimod?
MediHelp rates the interaction as major. Encorafenib and Fingolimod 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. Encorafenib can prolong the QT interval in a dose-dependent way, and fingolimod causes bradycardia and may affect QT. The combination raises the risk of torsades de pointes.
How serious is the interaction between Encorafenib and Fingolimod?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain a baseline ECG and electrolytes, and monitor ECG periodically during co-treatment. Correct potassium and magnesium, and reduce or hold encorafenib if the QTc becomes markedly prolonged.
What other medicines interact with Fingolimod?
MediHelp also lists interactions of Fingolimod with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Pimozide. The full list is on the Fingolimod page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
