Drug interactions
Dexmedetomidine + Sevoflurane
Severity: Moderate
Dexmedetomidine 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
Dexmedetomidine reduces sevoflurane requirements, producing deeper sedation and anesthesia when combined. Bradycardia and hypotension may be enhanced.
What this interaction means in plain words
Dexmedetomidine 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.
Dexmedetomidine belongs to Central Nervous System; Sevoflurane belongs to Central Nervous System.
Why it happens
Additive CNS depression from alpha-2 agonism and volatile anesthetic action, with additive hemodynamic depression.
What to do
Reduce sevoflurane concentration guided by depth-of-anesthesia monitoring. Monitor heart rate and blood pressure and treat bradycardia or hypotension.
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 Dexmedetomidine
Frequently asked questions
Can I take Dexmedetomidine with Sevoflurane?
MediHelp rates the interaction as moderate. Dexmedetomidine 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. Dexmedetomidine reduces sevoflurane requirements, producing deeper sedation and anesthesia when combined. Bradycardia and hypotension may be enhanced.
How serious is the interaction between Dexmedetomidine 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: Reduce sevoflurane concentration guided by depth-of-anesthesia monitoring. Monitor heart rate and blood pressure and treat bradycardia or hypotension.
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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