IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-3-41325 Original Research Paper Comparative evaluation of morphine versus nalbuphine as intrathecal adjuvants to 0.5% hyperbaric bupivacaine for subarachnoid block in lower abdominal surgeries: a prospective randomized double-blind study. Vigya Goyal Dr. Dr. Saravjot Kaur Sandhu Dr. March 2022 11 3 01 02