A Study to Evaluate the Efficacy of Amniotic Suspension Allograft in Patients With Osteoarthritis of the Knee

Completed · Phase 3 · Has a placebo group

Conditions studied: Knee Osteoarthritis

In brief

This study is being conducted to evaluate the efficacy and safety of ASA compared to placebo in the management of osteoarthritis (OA) symptoms of the knee.

Key facts

Study ID

NCT06000410

Run by

Organogenesis

People needed

594

Starts

2023-09-06

Expected to finish

2025-11-30

Last updated by the study team

2026-04-21

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Males or females 18 years of age or older
• Diagnosis of OA of the index knee by a combination of clinical and radiographic findings.
• OA of the index knee with Kellgren and Lawrence radiographic classification (Grades 2-4 inclusive),
• Patients who have failed to adequately respond for at least 6 months to at least two osteoarthritis therapies within the last 12 months
• Overall index knee pain score above minimum required WOMAC Pain scale.
• Body mass index < 40 kg/m2
• Using birth control, sterile or post-menopausal.
• Able to understand and provide written informed consent

You may not qualify if…

• Kellgren and Lawrence radiographic grade 1 OA of the knee
• Use of pain medication less than 5 days before the baseline visit
• Regular use of anticoagulants
• Symptoms that could indicate meniscal displacement or an IA loose body.
• Corticosteroid injection into the index knee within 3 months prior to screening.
• Viscosupplement or any other autologous or allogeneic product into the index knee within 6 months prior to screening.
• Patients with known hypersensitivity reactions to ASA or any of its constituents.
• Knee surgery on the index knee within 12 months prior to screening and/or planned knee surgery during the study
• Knee surgery on the contralateral knee within 6 months prior to screening and/or planned knee surgery during the study
• Acute index knee trauma within 3 months prior to screening
• Knee effusion requiring aspiration of the index or contralateral knee within 3 months prior to screening.
• Contralateral knee pain above limits defined in the protocol
• Current therapy with any immunosuppressive therapy or medical conditions likely to require systemic steroids during the study.
• Any active or systemic infection including infection of the index knee joint or breakdown or disease of the index knee skin/soft tissues.
• Clinically significant intercurrent illness, medical condition, non-knee pain, or medical history that would jeopardize patient safety, limit participation, or compromise interpretation of data derived from the patient
• Active alcohol or substance use disorder, or any other reason that would make it unlikely that the patient will comply with study procedures
• Females who are pregnant or lactating
• Participation in another clinical trial within the 30 days (or 5 half-lives of the investigational compound, whichever is longer) before screening.

Where it is running

• Central Research Associates, Inc. — Birmingham, Alabama, United States
• Alabama Clinical Therapeutics, LLC — Birmingham, Alabama, United States
• Fiel Family & Sports Medicine — Tempe, Arizona, United States
• Horizon Clinical Research — La Mesa, California, United States
• Neurovations Research — Napa, California, United States
• Infinity Clinical Research — Norco, California, United States
• Dream Team Clinical Research — Pomona, California, United States
• Stanford Medicine — Redwood City, California, United States
• TriWest Research Associates — San Diego, California, United States
• AppleMed Research Group, LLC. — Miami, Florida, United States
• Gulfcoast Research Institute — Sarasota, Florida, United States
• CenExcel/ACMR — Atlanta, Georgia, United States
• Vista Clinical Research — Newnan, Georgia, United States
• Chicago Clinical Research Institute Inc. — Chicago, Illinois, United States
• Rush University Medical Center — Chicago, Illinois, United States
• Advanced Quality Medical Research, Inc — Orland Park, Illinois, United States
• MediSphere Medical Research Center — Evansville, Indiana, United States
• Sinai Hospital — Baltimore, Maryland, United States
• Klein & Associates M.D., P.A. — Hagerstown, Maryland, United States
• Skylight Health Research — Burlington, Massachusetts, United States
• Oakland Medical Research — Troy, Michigan, United States
• Sundance Clinical Research — St Louis, Missouri, United States
• Physician Research Collaboriation, LLC — Lincoln, Nebraska, United States
• Quality Clinical Research — Omaha, Nebraska, United States
• NYU Langone Health — New York, New York, United States

Full record on ClinicalTrials.gov

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