Status:

TERMINATED

Study Assessing Pain Relief After Replacement of the Knee

Lead Sponsor:

Allay Therapeutics, Inc.

Conditions:

Acute Postoperative Pain

Eligibility:

All Genders

18-80 years

Phase:

PHASE2

Brief Summary

This is a Phase 2B randomized, double blind, active controlled, multi-center clinical trial to evaluate the safety and efficacy of ATX-101 in participants following total knee arthroplasty. The follow...

Eligibility Criteria

Inclusion

  • Primary indication of total knee arthroplasty is knee pain due to osteoarthritis or post-traumatic arthritis.
  • Scheduled to undergo primary unilateral total knee arthroplasty with a cemented prosthesis, without use of a surgical drain, and under bupivacaine spinal anesthesia (dextrose is permitted).
  • American Society of Anesthesiology (ASA) Physical Classification System of class 1, 2 or 3.

Exclusion

  • Has a planned concurrent surgical procedure.
  • Has had any previous arthroplasty, unicompartmental knee arthroplasty or total knee arthroplasty in the study knee or previous arthroplasty, unicompartmental knee arthroplasty, or total knee arthroplasty in the contralateral knee within 6 months prior to screening.
  • Has been administered any type of intra-articular injection within 3 months of surgery in the trial knee.
  • Immunocompromised or has a known history of Hepatitis B, human immunodeficiency virus (HIV), or Hepatitis C.
  • Routinely take opioid analgesics and are expected to require opioid analgesics in the postsurgical period that is not strictly related to the trial.
  • Unable to abstain from opioid use for knee pain within 14 days of surgery.
  • Has been administered systemic steroids within 14 days prior to surgery.
  • Has been administered any local anesthetic within 5 days prior to the scheduled surgery.
  • Screening electrocardiogram (ECG) with significant abnormalities associated with significant heart disease.
  • Has a contraindication or a known suspected history of allergy, hypersensitivity or idiosyncratic reaction to trial medications.
  • Has uncontrolled depression, anxiety, psychiatric, or neurological disorder that might interfere with trial study assessments.
  • Has a medical condition or receiving medication such that, in the opinion of the investigator, participating in the trial would pose a health risk to the subject or might interfere with the study outcome.
  • Has a known or suspected history of drug or alcohol abuse. A subject with a history of alcohol use disorder that has ≥10 years sobriety will be permitted.
  • Has received/used an investigational drug, product, or device for a clinical trial within 30 days of screening. COVID-19 vaccines are permitted if the subject is not in a clinical trial for the vaccine.
  • Has a Body Mass Index (BMI) ≥45 kg/m2

Key Trial Info

Start Date :

June 7 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

January 15 2024

Estimated Enrollment :

112 Patients enrolled

Trial Details

Trial ID

NCT05260008

Start Date

June 7 2022

End Date

January 15 2024

Last Update

August 14 2025

Active Locations (13)

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Page 1 of 4 (13 locations)

1

Prince of Wales Private Hospital

Sydney, New South Wales, Australia, 2031

2

John Flynn Private Hospital

Tugun, Queensland, Australia, 4224

3

Royal Adelaide Hospital / PARC Clinical Research

Adelaide, South Australia, Australia, 5000

4

St Andrew's Private Hospital

Adelaide, South Australia, Australia, 5000