To Evaluate the Safety, Efficacy and Kinetic Characteristics of TRD205 Tablets for Postoperative Analgesia After Unilateral Hip Arthroplasty
Conditions
- Postoperative Analgesia After Unilateral Hip Arthroplasty
Interventions
- DRUG: TRD205 tablets
- DRUG: TRD205 tablets
- DRUG: TRD205 tablets
- DRUG: placebo
Sponsor
Beijing Tide Pharmaceutical Co., Ltd
Collaborators