Evaluate the Safety and Efficacy of HL-1186 Tablet for Postoperative Analgesia in Orthopedic Surgery
This clinical trial is a multiple-center, randomized, double-blind, placebo- and active-controlled parallel-group Phase II/III clinical trial, to evaluate the efficacy and safety of HL-1186 Tablets for Postoperative Analgesia in Orthopedic Surgery.
18 years old ≤ age ≤ 75 years old, gender is not limited. [+4]
Previous surgery on the same site that may affect pain perception at the surgica... [+10]