The goal of this clinical trial\] is to further explore the effectiveness and safety of oxelidine in the treatment of moderate to severe acute pain after orthopedic surgery. The main question it aims to answer is: Pain management after orthopaedic surgery provides more effective and safe drug options, provides new options for clinical treatment, and provides a scientific basis for clinical practice. Participants will be asked to pain score in the different time, treatments they'll be given and use optimal drug. Researchers will compare analgesic effect of oxelidine of different dose.
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Pain score at rest 0-72 hours after surgery
Timeframe: 1 h (hour), 6 h,12 h,18 h,24 h,32 h,40 h,48 h,60 h,72 h (hours) after surgery