Intravenous Lidocaine in Open Lung Resection Surgery

Patients in the Lidocaine group received a bolus of lidocaine 1% 1.5mg/kg at the induction of general anesthesia followed by a continuous infusion of lidocaine 1% 2mg/kg/h just before surgical incision and continued until 24h after the surgery

Patients in Group Placebo received an equal bolus volume of normal saline solution at induction, and then a continuous infusion started before surgical incision and maintained up until 24h postoperatively