Classification of general anaesthetics

May 25, 2012 | By | Reply More

Classification of general anaesthetics

I. Inhalational anaesthetics
i. Gases
Nitrous oxide 70-80% with other agents
Cyclopropane 5-25%
ii. Volatile liquids
Ether (Diethyl ether) 3-10%
Trichloroethylene (TRILENE) 0.25-0.75%
Halothane (FLUOTHANE) 0.5-2.0%
Methoxyflurane (PENTHRANE) 0.1-0.3%
Enflurane (ETHRANE) 1-3.0%
Isoflurane (FORANE) 0.8-2.0%
II. Intravenous anaesthetics
i. Ultra short acting barbiturates
Hexobarbitone (sodium salt)
Thiopentone sodium 3-5 mg/kg as 2.5% solution
Methohexitone sodium (BREVITAL) 1-3 mg/kg as 1% solution
ii. Non-barbiturate intravenous anaesthetics
Propanidid (EPONTOL) 5-10 mg/kg as 5% solution
Ketamine (KETMIN) 2 mg/kg IV, 6.5-13 mg/kg IM
Droperidol (INNOVER) + Fentanyl Droperidol 2.5 mg + fentanyl 0.05 mg/ml; 4-6
ml is diluted in glucose solution and infused over 10 min
Diazepam (CALMPOSE) 0.2-0.4 mg/kg slow IV
Lorazepam (ATIVAN) 0.05-0.1 mg/kg slow IV
Midazolam 0.05-0.1 mg/kg slow IV


Category: Pharmacology

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