Hyoscine-N-butylbromide versus atropine as labour accelerant and analgesic: a randomized clinical trial.


The aim of this study was to compare the efficacy of atropine and hyoscine-N-butyl bromide in reducing the pain and time length of the first stage of labour. In a single blind randomized clinical trial, 120 term pregnancies were enrolled from July 2009 to March 2011. A parallel design was used to randomly assign subjects into two equal groups including 60… (More)


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