 A blinded investigator will collect the study data from each patient at 6, 12, 24, and 48 hrs postoperative periods. The data collected would include 1 Visual Analog Scale VAS scores for pain at rest, on coughing and on moving, 2 PCA demands by the patient and actual deliveries of morphine, 3 rescue analgesic requirements for pain score of 4 or greater. 4 VAS scores for Nausea, drowsiness, and satisfaction, and 5 number of vomiting. 