The purpose of this study was to determine the efficacy of intrathecal meperidine in patients undergoing Caesarean section, and Both epidural and intrathecal opioids are commonly used for postoperative pain control but meperidine is the only opioid which has been used to provide analgesia for the surgical procedure. However, there are only limited re-CAN J ANAESTH 1993 / 40:8 / pp 718-21

Prophylactic oral ephedrine reduces the incidence of hypotension after subarachnoid block (1"3-1"4) and iv fluids, the total dose of ephedrine supplement in Group I was 4.3 + 4.8 mg compared with 11.6 + 9.4 mg in Group H (P < 0.01

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