A Study on the effect of a single dose of Dexamethasone injection in reducing pain and nausea after cesarean section under spinal anesthesia

INTERVENTION: Intervention1: Dexamethasone: Patients undergoing caesarean section under spinal anesthesia will receive Dexamethasone 8 mg(2ml) stat dose after the delivery of the baby and cord clamping. And will be monitored for postoperative analgesia till 15 hours post operatively , post operative nausea and vomiting till 24 hours postoperatively and postoperative blood sugar level at 0 , 6 and 24 hours postoperatively. Control Intervention1: Placebo: Patients undergoing caesarean section under spinal anesthesia will receive either placebo (NS 2 ml) CONDITION: Health Condition 1: O00‐O9A‐ Pregnancy, childbirth and the puerperium PRIMARY OUTCOME: The addition of 8 mg Dexamethasone as an adjuvant is expected to provide superior postoperative analgesia following following lower segment caesarean section compared with placeboTimepoint: VAS score will be assessed after 30 minutes of skin closure,1 hour of skin closure and then every 1 hour upto 8 hours after skin closure then at 12 th and 15 th hour after the skin closure or upto the first rescue analgesic is given SECONDARY OUTCOME: The addition of 8 mg Dexamethasone as an adjuvant is expected to releive post operative nausea and vomiting following following lower segment caesarean section compared with placebo ; ; ; The addition of 8 mg Dexamethasone as an adjuvant might increase blood glucose levels following lower segment caesarean section compared with placeboTimepoint: 1. Incidence of postoperative nausea and vomiting during the study period upto 24 hours ; ; 2.blood glucose monitoring at 0 ,6 and 24 hours postoperative ; INCLUSION CRITERIA: ASA Physical Status II patients. .Age between 18 and 45 years. .Patients undergoing lower segment cesarean section under spinal anesthesia. .Patients willing to participate and provide written informed consent.