Effect of Oliceridine Combined with Sufentanil on Patient-Controlled Intravenous Analgesia in Elderly Patients After Laparoscopic Radical Resection of Rectal Cancer: A Prospective Randomized Controlled Study

Tian Y, Hu J, Pan H, Bai G, Zhang Z, Zhang P

Drug Design, Development and Therapy 2025, 19:10033-10043

Published Date: 8 November 2025