Tegileridine versus Sufentanil for Patient-Controlled Intravenous Analgesia After Cesarean Delivery: A Randomized Double-Blind Trial
Background Postoperative nausea and vomiting (PONV) remains one of the most common opioid-related adverse events after cesarean delivery despite multimodal analgesia. Tegileridine, a biased μ-opioid receptor agonist, may offer effective analgesia with fewer opioid-related adverse events. This randomized, double-blind t...