The exact mechanism of the action of general anaesthetics has not been delineated.<unk>  acts as a positive allosteric modulator of the GABAA receptor in electrophysiology studies of neurons and recombinant receptors. However, it also acts as an NMDA receptor antagonist, potentiates glycine receptor currents, and inhibits nAChR and 5-HT3 receptor currents.
Sevoflurane
Methoxyflurane
Isoflurane
Desflurane
Halothane
Etomidate
Remifentanil
Ketamine