Effect of preoperative oral elatonin on pain intensity

INTERVENTION: Intervention 1: Intervention group: Group A received 5 mg Melatonin tablets (Made by Nature Made, USA). Intervention 2: Intervention group: Group B received 10 mg Melatonin tablets (Made by Nature Made, USA). Intervention 3: Control group: Melatonin orally, 1 hour before surgery. CONDITION: Cesarean. ; Newborn (suspected to be) affected by Cesarean delivery P03.4 PRIMARY OUTCOME: Pain intensity. Timepoint: 2, 6, 12 and 24 hours after surgery. Method of measurement: Visual analogue scale (VAS). The amount of drugs using. Timepoint: 2, 6, 12 and 24 hours after surgery. Method of measurement: Visual analogue scale (VAS). SECONDARY OUTCOME: Headache. Timepoint: 2, 6, 12 and 24 hours after surgery. Method of measurement: Visual analogue scale (VAS). Itching. Timepoint: 2, 6, 12 and 24 hours after surgery. Method of measurement: Visual analogue scale (VAS). Nausea and vomiting. Timepoint: 2, 6, 12 and 24 hours after surgery. Method of measurement: Visual analogue scale (VAS). INCLUSION CRITERIA: Patients who completed the informed consent form Candidate for non‐emergency cesarean section Lack of sensitivity to Melatonin Second cesarean section No history of seizures, diabetes, preeclampsia, eclampsia, hypertension and organ transplantation who do not use drugs to 24 hours before the intervention No alcohol or drug abuse Term pregnancy age