Clinical trial Recruiting at 1 site Interventional Ages 18 to 70

Comparing Bone Marrow Aspirate Concentrate to Corticosteroid Injections for Knee Osteoarthritis

Official title: Bone Marrow Aspirate Concentrate vs Corticosteroid Injection for Symptomatic Osteoarthritis (OA) of the Knee: A Randomized Controlled Trial

Run by Rush University Medical Center · NCT05985785 · Data updated 2026-11-12

This study is testing whether injections of bone marrow concentrate can help people with knee osteoarthritis feel better compared to traditional corticosteroid injections.

Quick facts

Study typeInterventional
Ages18 Years to 70 Years
SexAll
Enrollment100 (estimated)
SponsorRush University Medical Center
Academic / other
Locations1 site (Chicago, Illinois)
StatusRecruiting
StartedJuly 19, 2022
Main results expectedDecember 31, 2027
Study endsMarch 31, 2028
Registry record updatedAugust 24, 2026
Trial IDNCT05985785 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18-70 with chronic knee pain from osteoarthritis who have not responded to conventional treatments.

Probably not a fit

Patients with systemic diseases, post-traumatic arthritis, or those who have received recent intra-articular injections may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial investigates the effects of autologous bone marrow aspirate concentrate (BMAC) on patient-reported outcomes in individuals suffering from primary knee osteoarthritis. Participants will be randomly assigned to receive either BMAC injections or corticosteroid injections, with a follow-up period of six months to assess the outcomes. The study aims to enroll 100 patients, with 50 in each treatment group, and includes a crossover option for those initially receiving corticosteroids. The trial is designed to provide insights into the efficacy of BMAC compared to traditional corticosteroid therapy.

Why it matters

Potential benefit: If successful, this study could offer a more effective treatment option for patients with knee osteoarthritis, potentially improving their quality of life.

How similar studies have gone: Previous studies have shown promising results with BMAC in treating osteoarthritis, suggesting potential for success in this approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients between the ages of 18-70
* Long standing knee pain from osteoarthritis (KL grade 2-3) despite conventional treatments such as activity modification, weight loss, physical therapy, analgesics, nonsteroidal anti-inflammatory drugs, or injection therapy for at least 6 weeks
* 7-day average pain score of at least 4 on VAS scale

Exclusion Criteria:

* Systemic diseases (Diabetes, malignancies, infections, etc.)
* Post-traumatic arthritis
* Patient had intra-articular injection on affected knee in last three months

Where it's running

  • Rush University Medical Center
    Chicago, Illinois, United States
    Recruiting

Study contacts

  • Principal investigator: Jorge Chahla, MD — Rush University Medical Center Associate Professor and Surgeon
  • Study coordinator: Carla M. Edwards, PhD
  • Email: carla_edwards@rush.edu
  • Phone: 312-563-5735

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.