the aim of the present study was to examine , in a double-blind , randomised manner , the effects of glycopyrronium 0.005 mg/kg , atropine 0.01 mg/kg or a placebo ( normal saline ) on the frequency of bradycardia in 92 patients scheduled for major abdominal or gynaecological surgery .
C0004259
atropine
C0428977
bradycardia