IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-7-31045 Original Research Paper Comparative study between Gabapentin and Carbamazepine as pre-emptive analgesia in laparoscopic cholecystectomy for post operative analgesia requirement Loha Dr. Shalini Singh Dr. July 2020 9 7 01 02