Efficacy and Safety of TRD205 Tablets for Postoperative Analgesia in Unilateral Total Hip Arthroplasty (Phase IIb)

Conditions

• Postoperative Analgesia After Unilateral Hip Arthroplasty

Interventions

• DRUG: TRD205 Tablets, oral; 400 mg initial dose, then 200 mg q12h for 3 doses; total 4 doses
• DRUG: TRD205 Tablets, oral; 800 mg initial dose, then 400 mg q12h; total 4 doses
• DRUG: TRD205 Tablets, oral; 1200 mg initial dose, then 600 mg q12h; total 4 doses
• DRUG: Celecoxib, oral; 400 mg initial dose, then 200 mg q12h; total 4 doses
• DRUG: Matching placebo tablets and capsules, same dosing schedule

Sponsor

Beijing Tide Pharmaceutical Co., Ltd