Two hundred and forty-two ASA class I and II patients, scheduled for elective c-section will be assigned randomly to receive either 1g ginger tablet PO (Group 1) or 1 g placebo PO (Group 2) preoperatively, immediately before surgery. The usual preoperative anti-emetic and antacid regimen will be continued for both groups. Initial blood pressure, pulse and hemoglobin and hematocrit will be documented by the researcher prior to the arrival of the patient into the operating room. A baseline questionnaire will be given to the patients to assess risk factors for nausea and vomiting. Questions will include: age, BMI, parity, weeks gestation, h/o seasickness, h/o of hyperemesis gravidrum in this or prior pregnancies, h/o PONV, medical problems, any medication used within past 24 hrs, education and occupation.