The spinal block has long been utilized in medical therapy for illnesses such as pulmonary edema because of its hypotensive effect. Even for patients who needed continuous spinal anesthesia or 5% xylocaine, anesthesiologists at the time were unclear about whether the benefits of spinal anesthesia exceeded the risks. Local anesthetics act by stopping nerve impulse transmission by blocking the sodium channel in nerve cell membranes. As a result, the study's major goal was to examine and analyze the onset and duration of motor and sensory neurons. We found that postoperative analgesia was superior when spinal anesthesia and dexmedetomidine were coupled with bupivacaine compared to nalbuphine alone.