Abstract
Several authors have found that pre-incisional injection of local anaesthetics reduces postoperative pain. In the present double-blind study, comprising 126 inpatients aged 6-42 (mean 19) years, we investigated whether pre-incisional injection of bupivacaine during general anaesthesia reduces the pain experienced after tonsillectomy. The patients were randomized into three treatment groups: 43 patients were injected with 5 ml of bupivacaine (2.5 mg/ml)+epinephrine (5