Overview Effect of Infusion of Lidocaine, Magnesium and Remifentanil Perioperatively in Patients Undergoing Mastectomy Status: Completed Trial end date: 2015-07-01 Target enrollment: Participant gender: Summary This study aims to compare the quality of perioperative analgesia of lidocaine, magnesium sulphate and remifentanil in patients undergoing mastectomy Phase: Phase 4 Details Lead Sponsor: Hospital de BaseTreatments: LidocaineMagnesium SulfateRemifentanil