Comparative Effectiveness of Single-Dose Epidural Esketamine versus Hydromorphone in Thoracic and Upper Abdominal Surgery: A Randomized Trial

Song Y, Wang C, Huang N, He H, Hong W, Wu J, Yao M, Miao C, Liang C

Drug Design, Development and Therapy 2026, 20:580521

Published Date: 3 February 2026