Dexmedetomidine in Spinal Anesthesia Decreasing Post Spinal Shivering in Caesarean Section

Inclusion Criteria: * • ASA I or ASA II patients Scheduled for CS under spinal anaesthesia. * Age 20-35 years. * Height ≤165 cm. * BMI ≤40. * Procedure duration ≤ 90 minutes. Exclusion Criteria: * • Patients with known neurologic and psychiatric illness. * Contraindications for spinal anaesthesia as patient refusal, bleeding or coagulation test abnormalities, local skin infection at spinal lumbar region, raised intracranial pressure and hypovolemia. * Spine abnormalities. * Systemic disorders like hematological, respiratory, cardiac, renal or hepatic insufficiency. * Allergy to any of the drugs used in the study. * Toxemia of pregnancy or hypertension with pregnancy.