CNS depressant inducing hypnosis and anaesthesia but not analgesia. Action sets in within 30-40 seconds of IV injection. Recovery is quick but repeated doses may prolong anaesthesia. The drug is stored in fatty tissue and released gradually.
Anaesthesia of short duration, status epilepticus. Rapid control of convulsions. Infusion of subanaesthetic doses can be used to facilitate verbal communication with psychiatric patients.
After administration it is distributed initially in organs which are highly vascular e.g. Brain. Subsequently the termination of its effect depends upon depends upon redistribution of drug from brain to fatty tissues and other tissues.
Hypersensitivity, hypo tension, status asthamaticus, hepatic dysfunction, Addision’s disease, myxoedema, acute intermittent porphyria and severe cardiovascular disease.
Hypo tension, hiccups, apnoea for short period, nausea, vomiting.
Thiopentone should not be mixed with succinylcholine in the same syringe.
Adults : Inject
I.V. (3 - 5 mg / kg) as a 2.5 mg soln.
20 - 30 mins.
Shree Ganesh
Pharmaceuticals
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