Active Comparator: Morphine

DRUG2 trials

Sponsors

Shanghai Haiyan Pharmaceutical Technology Co., Ltd.

Conditions

Pain

Phase 2

A Study of YZJ-4729 Tartrate Injection for the Treatment of Pain After Orthopedic Surgery

CompletedNCT06901830

Shanghai Haiyan Pharmaceutical Technology Co., Ltd.Pain

Start: 2025-05-23End: 2025-12-18Updated: 2026-06-29

Phase 3

A Study of YZJ-4729 Tartrate Injection for the Treatment of Pain After Abdominal Surgery

Active, not recruitingNCT06890533

Shanghai Haiyan Pharmaceutical Technology Co., Ltd.Pain

Start: 2025-05-14End: 2026-09-01Target: 560Updated: 2026-06-29