๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-06-15

Efficacy and Safety of Rexlemestrocel-L Combined With HA* in Participants With Moderate to Severe Chronic Low Back Pain (NCT06325566)

A Prospective, Multicenter, Randomized, Double-blind, Controlled Study to Evaluate the Efficacy and Safety of a Single Injection of Rexlemestrocel-L Combined With HA in Subjects With Moderate to Severe Chronic Low Back Pain

๐Ÿ”ต Active, Not Recruiting Phase3 ๐Ÿ’Š Investigational Drug / Biologic Sponsor: Mesoblast, Ltd.

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

The primary purpose of this study is to evaluate the efficacy of rexlemestrocel-L+HA compared to control in reducing low back pain at 12 months post-treatment and safety of a single injection of rexlemestrocel-L+HA injected into a lumbar intervertebral disc compared to control through 12 months post-treatment.

Who can join: Review the eligibility criteria below.

Location: Axsendo Clinical Research/Summa Pain Care โ€” Phoenix, Arizona

Age range: 18 Years

๐Ÿงช Interventions in This Study

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (40 Sites)

Showing the first 25 of 40 sites.

  • Axsendo Clinical Research/Summa Pain Care โ€” Phoenix, Arizona
  • Pain Institute of Southern Arizona โ€” Tucson, Arizona
  • TriWest Research Associates โ€” Chula Vista, California
  • Boomerang Health Care โ€” Concord, California
  • Apex Research Group โ€” Fair Oaks, California
  • Memorial Orthopaedic Surgical Group โ€” Long Beach, California
  • Newport Therapeutics โ€” Newport Beach, California
  • University of California-Davis Spine Center โ€” Sacramento, California
  • Innovative Pain Treatment Solutions โ€” San Diego, California
  • University of California-San Francisco โ€” San Francisco, California
  • Source Healthcare โ€” Santa Monica, California
  • Colorado Spine Partners/The Denver Spine and Pain Institute โ€” Greenwood, Colorado
  • Cantor Spine Center at the Paley Orthopedic & Spine Institute โ€” Fort Lauderdale, Florida
  • New Life Medical Research Center โ€” Hialeah, Florida
  • Bold City Clinical Research โ€” Jacksonville, Florida
  • Interventional Pain Institute โ€” The Villages, Florida
  • Conquest Research LLC โ€” Winter Park, Florida
  • Emory Healthcare โ€” Dunwoody, Georgia
  • Vista Clinical Research โ€” Newnan, Georgia
  • Hawaii Pain & Spine โ€” Kailua, Hawaii
  • University of Kansas Medical Center โ€” Kansas City, Kansas
  • Iqra Research โ€” Edgewood, Kentucky
  • Paradigm Health System โ€” Slidell, Louisiana
  • The Kahan Center โ€” Annapolis, Maryland
  • Elevate Clinical Research โ€” Rockville, Maryland

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—