Drug interactions
Norepinephrine + Sevoflurane
Severity: Moderate
Norepinephrine and Sevoflurane: 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
Volatile anesthetics sensitize the myocardium to catecholamines; sevoflurane is relatively weak in this respect, but norepinephrine may still provoke arrhythmias and blood pressure swings.
What this interaction means in plain words
Norepinephrine and Sevoflurane 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.
Why it happens
Myocardial sensitization to catecholamines by the volatile anesthetic.
What to do
Titrate norepinephrine to the lowest effective dose with continuous ECG and arterial pressure monitoring.
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
Frequently asked questions
Can I take Norepinephrine with Sevoflurane?
MediHelp rates the interaction as moderate. Norepinephrine and Sevoflurane 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. Volatile anesthetics sensitize the myocardium to catecholamines; sevoflurane is relatively weak in this respect, but norepinephrine may still provoke arrhythmias and blood pressure swings.
How serious is the interaction between Norepinephrine and Sevoflurane?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate norepinephrine to the lowest effective dose with continuous ECG and arterial pressure monitoring.
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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