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Bupivacaine plain, 2.5 mg/ml, was used for a nerve block of the dorsal nerves of the penis. Satisfactory postoperative analgesia was obtained in 24 of 28 boys undergoing circumcision. Eighteen of the 24 boys with a successful nerve block did not require analgesics during the first 24 h postoperatively. All blocks were performed by the surgeon just before surgery.
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Carlsson et al. (1984) studied this question.
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