TAP Block Versus Conventional Systemic Analgesia

The goal of this clinical trial is to compare TAP block to conventional systemic analgesia for postoperative pain management in patients undergoing elective laparoscopic cholecystectomy. As the adverse effects of pain management is related to size of opioid dose use, opioid consumption is chosen as the primary outcome and a decrease of at least 20% in the TAP block compared with the conventional systemic analgesia is considered to be clinically significant. Written informed consent has to obtained from all study patients. This trial is a prospective parallel group randomized superiority trial comparing TAP block to classic systemic analgesia in patients undergoing elective laparoscopic surgery in the department of surgery, Mahmoud El Matri Hospital, Ariana, with a 1:1 allocation ratio.