Extradural administration of morphine and bupivacaine. A controlled comparison.


Analgesia, following operation, was provided by the extradural administration of morphine or bupivacaine in 24 patients, in a double-blind, randomized, cross-over study. Observations were made of vital signs, peak expiratory flow rate (PEFR), quality and duration of pain relief and the occurrence of adverse effects. Vital signs were little affected by… (More)


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