Drug interactions
Sevoflurane + Vemurafenib
Severity: Moderate
Sevoflurane and Vemurafenib: 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
Vemurafenib can cause concentration-dependent QT prolongation, and sevoflurane may add to this effect. The combination raises the risk of perioperative ventricular arrhythmia.
What this interaction means in plain words
Sevoflurane and Vemurafenib 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.
Sevoflurane belongs to Central Nervous System; Vemurafenib belongs to Oncology.
Why it happens
Additive QT interval prolongation.
What to do
Review baseline ECG and correct potassium and magnesium before anesthesia. Monitor the ECG intraoperatively and avoid additional QT-prolonging drugs.
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 Sevoflurane
Other interactions of Vemurafenib
Frequently asked questions
Can I take Sevoflurane with Vemurafenib?
MediHelp rates the interaction as moderate. Sevoflurane and Vemurafenib 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. Vemurafenib can cause concentration-dependent QT prolongation, and sevoflurane may add to this effect. The combination raises the risk of perioperative ventricular arrhythmia.
How serious is the interaction between Sevoflurane and Vemurafenib?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Review baseline ECG and correct potassium and magnesium before anesthesia. Monitor the ECG intraoperatively and avoid additional QT-prolonging drugs.
What other medicines interact with Sevoflurane?
MediHelp also lists interactions of Sevoflurane with, for example, Amiodarone, Amisulpride, Arsenic trioxide. The full list is on the Sevoflurane page.
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