Geneva, Oct. 9 -- International Clinical Trials Registry received information related to the study (ChiCTR2600133515) titled 'A multicenter, randomized, double-blind, positive-controlled, dose-climbing, phase II clinical trial was conducted to evaluate the safety, pharmacokinetic (PK) and pharmacodynamic (PD) characteristics of QP-6211 transversus abdis plane block for injection for postoperative analgesia in patients undergoing abdominal surgery' on Sept. 28.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The Third Xiangya Hospital Central South University

Condition: Postoperative pain

Intervention: Experimental Group:Administration of QP-6211 (ropivacaine sustained-release suspension) for bilateral tran...