Inclusion Criteria:  ASA II or III. Age 18 to 65 years. Elective surgeries  Exclusion Criteria:  Patients with severe hepatic (more than child c), renal (known CKD)and cardiac (known IHD) troubles. Patients with extensive intraperitoneal adhesions. Patients with a history of drug or analgesic abuse. Known drug allergy or indigestion. Intraoperative lavage of more than 500ml.