Nitrous Oxide (N2O)

Inhalation Anesthetics

Smart Dose Calculator

Calculated Induction Dose
--mg

Mechanism of Action

NMDA receptor antagonist.

Dosage Guidelines

TypeRouteRate / Dose
MaintenanceInhalationMAC: 104%

Clinical Pearls

1

Expands closed gas spaces; avoid in bowel obstruction, pneumothorax, and venous air embolism. Causes diffusing hypoxia.

Population Considerations