IRCT2016022426357N2 IRCT 2016-08-24 Mazandaran University of Medical Science Effect of naloxone on ileus after caesarean section by spinal anesthesia Effect of ultra low dose naloxone on post-operative ileus after caesarean section by spinal anesthesia 2014-12-22 anticipated 60 Complete https://irct.ir/trial/21867 interventional Randomization: Randomized, Blinding: Triple blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention. 2-3 ileus. Intervention 1: Group A) intervention (combination of morphine and naloxone pump PCA contains 30 mg dose of 0.25μg / kg / hr manufacturing pharmaceutical company producing the drug and the rest of the volume of 100 cc (total volume pump PCA) has become saline. Intervention 2: group) B (control: internal composition contains 30 mg of morphine PCA pump and the rest of the volume of 100 cc (total volume pump PCA) has become saline. profile settings PCA pump would then be: the 5/0 cc bolus with Lockout 15 minute infusion 2cc / h.