in a double-blind investigation , comprising 300 gynaecological patients , the prophylactic use of droperidol i.v . at the start of the anaesthesia produced significant reduction in the frequency of nausea and vomiting postoperatively in the first 24 h from 34.4 % to 10.3 % ( p=0.0001 ) .
C0013136
droperidol
C0027497
nausea