Peritonsillar infiltration with bupivacaine and pethidine for relief of post-tonsillectomy pain: a randomised double-blind study

摘要: Previous studies of infiltration local anaesthetics in children undergoing tonsillectomy resulted conflicting results. The aim this study was to evaluate the effect peritonsillar injection bupivacaine and pethidine on postoperative pain snare-dissection tonsillectomy. In a double-blind study, 80 (aged 7-15 years) were randomly divided into two groups receiving either (1 mg x kg(-1)) adrenaline 1:200,000 (treatment group) or an equivalent volume saline (placebo pre-operatively. time needed for first demand analgesia analgesic consumption reduce visual analogue scale (VAS) resting throat < = 30, VAS swallowing, drinking liquid eating soft diet, incidence nausea vomiting, need rescue anti-emetics 24 h after operation compared both groups. combination could significantly decrease analgesics at 4, 6, 8, 12, but did not diet. times dose oral intake different. overall satisfaction patients relation relief different between Although reduces consumption, it does affect dynamic state