Comparison between Perineural and Intravenous Dexamethasone on Duration of Analgesia in Supraclavicular Brachial Plexus Block - An Observational Study.

BACKGROUND: A disadvantage of regional blocks is their limited period of efficacy. One of the medications that has been found to have the ability to extend the duration of effect is dexamethasone. For the purpose of determining the duration of analge…

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