IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-10-32331 Original Research Paper Comparative study of different doses of Dexmedetomidine as an adjuvant to Intrathecal hyperbaric bupivacaine in lower limb orthopaedic surgeries Lekha Salvi Dr. Dr. S.P Chittora Dr. October 2020 9 10 01 02