use of (s) - isofluran and (s) - desfluran to anesthesia and appropriate drug preparations

摘要

Disclosed is a method of inducing and maintaining anesthesia while avoiding concomitant liability of adverse effects comprising administering by inhalation to a warm blooded animal in need of anesthesia an amount sufficient to induce and maintain anesthesia but insufficient to cause said adverse effects, of (S)-isoflurane or (S)-desflurane, substantially free of its (R)-stereoisomer. Also disclosed are novel compositions of these compounds for use in the above disclosed method.