The exact mechanism of the action of general anaesthetics has not been delineated.<unk>  activates GABAA and glycine receptors. It also acts as an NMDA receptor antagonist, inhibits nACh and voltage-gated sodium channels, and activates 5-HT3 and twin-pore K+ channels. It does not affect the AMPA or kainate receptors.
Halothane
Isoflurane
Methoxyflurane
Desflurane
Sevoflurane
Etomidate
Methitural
Ketamine