(1) Basic information. Ultra short-acting barbiturates usually have a duration of action of 15 to 30 minutes. They are administered intravenously in order to induce anesthesia because of their high degree in lipid (fatty) materials. Ultra short-acting barbiturates are used to counteract the convulsions associated with some chemical substances (for example, tetanus toxin) or by the overdosage of certain drugs.
(2) Examples of ultra short-acting barbiturates.
(a) Methohexital (Brevital®).
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