Postoperative nausea and vomiting are rather frequent complication after laparoscopic cholecystectomy in conditions of general anaesthesia. Operations were performed under intravenous anaesthesia and intratracheal anaesthesia (ketamine, sibazone, droperidol, thiopental Na). It is proved, that propofol and fentanyl combination to a lesser degree cause nausea and vomiting.
