IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-3-41289 Original Research Paper Comparative Study between Nalbuphine and Dexmedetomidine in Prevention of Intraoperative Shivering in Lower Abdominal Surgeries under Spinal Anesthesia Vaibhav Singh Dr. Dr. Shobhit Singh Dr. March 2022 11 3 01 02