ExoticRx · exoticrx.com/drugs/nitrous-oxide
N2O
NMDA receptor antagonist with analgesic and anxiolytic properties. Low potency (MAC >100%) so used as adjunct to reduce requirements of other inhalants.
Second gas effect. Diffusion hypoxia during recovery — give 100% O2 for 5 min after discontinuation. Contraindicated with pneumothorax/GDV (gas-filled spaces expand). Expands air-filled viscera.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
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