IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-14-12-67363 Original Research Paper Effectiveness Of Dexmedetomidine Versus Tramadol As Pre-Treatment In Alleviating Propofol Injection Pain: A Comparative Study Mangala C Patil Dr. Dr Shruthi N S Dr. December 2025 14 12 01 02