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Completed

NCT Number: NCT06780267

Clinical Study of HRS-2129 for Postoperative Analgesia in Orthopaedics

The study is being conducted to evaluate the safety, and efficacy of HRS-2129 for Postoperative analgesia in orthopaedics. To explore the reasonable dosage of HRS-2129 for Postoperative analgesia in orthopaedics.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1 / Phase 2

Primary location

Sichuan Academy of Medical Sciences - Sichuan Provincial People's Hospital

Chengdu, Sichuan, 610072, China

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Able and willing to provide a written informed consent
  • Subjects requiring elective orthopedic surgery
  • Conform to the ASA Physical Status Classification

Exclusion criteria

  • Subjects with a history of severe allergies
  • Subjects with nervous system disease
  • Subjects with a history of mental illness
  • Subjects with abnormal liver and renal function
  • Subjects with poorly controlled hypertensive or hypotensive
  • QTc:>450ms(male),>470ms(female)
  • Subjects who screened positive for substance abuse
  • History of cardiac dysrhythmias requiring anti-arrhythmia treatment(s)
  • The investigators determined that other conditions were inappropriate for participation in this clinical trial

Treatment and study plan

HRS-2129

Drug

HRS-2129

HRS-2129 Placebo

Drug

HRS-2129 placebo

Tramadol Hydrochloride SR Tablets

Drug

Tramadol Hydrochloride SR Tablets

Primary outcomes

  1. Safety:Incidence and severity of AE/SAE

    Time frame: from ICF signing date to day 12 since last dose(14 days)

Secondary outcomes

  1. the Sum of Pain Intensity Differences in Pain Score Over 6hour、12hour、16hour、24hour、48hour、12hour-24hour、24hour-48hour under static and moving condition

    Time frame: 48hours

  2. The response rate of NRS scores under static and moving condition at 24hour and 48hour after the first dose of medication

    Time frame: 48hours

  3. Participant ' satisfaction score for analgesia treatment

    Time frame: 48hours

  4. Investigator satisfaction score for analgesia treatment

    Time frame: 48hours

  5. Time of first use of remedial analgesic medication

    Time frame: 48hours

  6. Cumulative use of remedial analgesics

    Time frame: 48hours

  7. Cmax

    Time frame: 5 days

  8. Tmax

    Time frame: 5 days

  9. AUC0-12h

    Time frame: 5 days

Sponsors and collaborators

Lead sponsor

Shandong Suncadia Medicine Co., Ltd.

Industry

Registry information

Official study title

Clinical Study on Safety and Efficacy of HRS-2129 for Postoperative Analgesiain Orthopaedics

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Jan 17, 2025
Registry last updated
Jun 2, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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