The absence of differential blockade in peridural anaethesia.
D000328:Adult; D000368:Aged; D000775:Anesthesia, Spinal; D000779:Anesthetics, Local / Q000494:pharmacology*; D003080:Cold Temperature; D004388:Dura Mater; D005260:Female; D006801:Humans; D006919:Hydroxyzine / Q000494:pharmacology; D007273:Injections, Intramuscular; D008297:Male; D008875:Middle Aged; D010424:Pentobarbital / Q000494:pharmacology; D012677:Sensation / Q000187:drug effects
D000779:Anesthetics, Local; D006919:Hydroxyzine; D010424:Pentobarbital