IRCT201501223213N3 IRCT 2015-03-01 Shiraz University of Medical Sciences Comparison of the effect of acetaminophen with combination of diclofenac and incisional bupivacaine in controlling pain after Cesarean section The comparison of the effect of intravenous acetaminophen with diclofenac suppository and incisional bupivacain combination on the first 24hour postoperative pain after cesarian section 2015-02-01 anticipated 100 Complete https://irct.ir/trial/3268 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment. N/A Pain after cesarian section. Intervention 1: Before starting surgery patients in group A (acetaminophen) will receive a suppository placebo an then two other doses, all 8 hr apart. At the end of the procedure a 0.6 ml/kg normal saline (as placebo) will be injected in their incision area. On arrival to recovery room 15 mg/kg acetaminophen in 100 ml normal saline will be administered, intravenously and this will be repeated two more times, 8 hours apart. Intervention 2: Before starting surgery patients in group B (diclofenac + bupivacaine) will receive a suppository diclofenac (50 mg) an then two other doses, all 8 hr apart. At the end of the procedure 1.5 mg/kg bupivacaine 0.25% will be injected in their incision area. On arrival to recovery room 100 ml normal saline will be administered, intravenously.