Geneva, May 29 -- International Clinical Trials Registry received information related to the study (ChiCTR2600125177) titled 'Tigilidine versus sufentanil for postoperative patient-controlled intravenous analgesia after major laparoscopic abdominal surgery: a single-center randomized triple-blind non-inferiority trial' on May 21.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Shanghai General Hospital

Condition: Postoperative Pain

Intervention: Tigilidine group:In the tigilidine group, the PCIA solution will contain tigilidine 5 mg plus palonosetron 0.5 mg, diluted with 0.9% normal saline to a total volume of 100 mL.

Recruitment Status: Not Recruiting

Phase: 4

Date of First Enrollment: 2026-06-01

T...