Objectives: To compare the two doses of intravenous lidocaine on pain and nausea-vomiting after surgery of Stomach Bypass with Laparascopy
Design: 40 patients admitted to hospital for Laparascopy then they divided into two groups. Intravenous lidocaine infusion at doses of 1 mg and 2 mg, according to each group, were taken during surgery. Then pain, nausea-vomiting, both static and dynamic in PACU and surgical ward at zero, half an hour, one and six and twelve and twenty-four hours and agitation rate, systolic and diastolic blood pressure and heart rate in both groups A, B at time zero, half an hour and one hour after the operation compared.
Inclusion criteria: patient consent, age greater than 18 and less than 60 years; BMI less than 50; ASA equal to or less than 3; Intraoperative lidocaine infusion time up to 4 hours; no sensitivity to lidocaine; no heart diseases; no liver diseases; no kidney diseases; no psychiatric diseases; Avoiding the use of alcohol and drugs addiction
Exclusion criteria: Withdraw from the study; Intraoperative lidocaine infusion time more 4 hours; conversion laparoscopy to laparotomy
Interventions include: Intravenous infusion of lidocaine during surgery with values of 1 mg / kg / h and / kg / h 2 mg
The main outcome variables were: pain, nausea-vomiting, both static and dynamic in PACU , agitation rate, systolic blood pressure, diastolic blood pressure and heart rate after surgery.