Remifentanil

Opioid Agonists
RESTRICTED

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Calculated Induction Dose
--mg

Mechanism of Action

Ultra-short acting opioid ester rapidly hydrolyzed by nonspecific plasma and tissue esterases. Allows profound analgesia without prolonged respiratory depression, but carries a risk of acute tolerance/hyperalgesia.

Dosage Guidelines

TypeRouteRate / Dose
Dosage/GuidelineSystemicLoad: 0.5-1 mcg/kg IV; Infusion: 0.1-1 mcg/kg/min.

Clinical Pearls

1

Ultra-short acting; rapidly hydrolyzed by nonspecific plasma and tissue esterases. Context-sensitive half-time is ~3 minutes regardless of infusion duration.

Population Considerations