DESFLURANE

on 24.4.08 with 0 comments



-new agent as of 1992, same in structure as isoflurane, except Cl replaced by F; has 6 F-.

-similar clinical signs to isoflurane, but faster and less potent

-LOWEST OSWALD COEFFICIENT (0.42), similar to nitrous oxide (0.47)

-extremely fast induction and emergence, highly controllable

-least potent of halogenated agents (MAC= 6%)

-hypotension similar to halothane

-depresses myocardium

-cardiac output maintained by decreased TPR

-good muscle relaxant

-very pungent, cause upper airway irritation

-difficult induction and emergence, cant use with kids

-LEAST METABOLIZED OF HALOGENATED AGENTS (0.02%)

-not toxic to liver or kidney

-major advantages: speed controllability, rapid recovery

Category: Pharmacology Notes

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