Overview Reducing Postoperative Side Effect of Pregabalin Status: Not yet recruiting Trial end date: 2021-02-28 Target enrollment: Participant gender: Summary To see the effect of application of 37.5mg pregabalin in TJA before the day of surgery on reducing postoperative side effect of this medicine Phase: Phase 4 Details Lead Sponsor: First Hospital of Jilin UniversityThe First Hospital of Jilin UniversityTreatments: Pregabalin