Morphine vs Sufentanil PCA: Same Same or Different?

Patient-controlled intravenous analgesia (PCA) has already proven its quality. However, with new strategies starting to emerge and the current concept of opioid sparing, it is a goal to find the optimal PCA strategy capable of improve patient satisfaction and, at the same time, individualize opioid dose. In a prospected randomized study, it was compared the use of Sufentanil Sublingual PCA System with intravenous PCA Morphine in terms of postoperative pain control satisfaction, total dose of opioid required, adverse effects, impact on the quality of postoperative recovery and the incidence of postoperative chronic pain.