IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-7-51248 Original Research Paper A Comparative Study Between Dexmedetomidine And Fentanyl Added To Ropivacaine In Subarachnoid Block Aditya Rathore Dr. Dr. Mukesh Somvanshi Dr. July 2023 12 7 01 02