Objectives: Evaluation of the analgesic efficacy and pregnancy outcome of parturient receiving intermittent epidural boluses (IEB) or continuous epidural infusion (CEI) of ropivacaine 0.15% and sufentanil 0.2 g/ml combination. Patients & Methods: 158 primipara were divided into two groups; CEI (Group I) received continuous infusion and IEB (Group II) received intermittent epidural boluses of ropivacaine 0.15% and sufentanil 0.2 g/ml combination. Efficacy of the procedure was evaluated using the Numeric rating scale (NRS) of pain and the Bromage score for motor block. The frequency of the need for labor augmentation, length of the 2 nd stage of labor, mode of delivery and fetal outcome as judged by APGAR score, drug-related side effects and patients' satisfaction were recorded.