Enlivex Announces Positive DSMB Recommendation to Initiate the Phase II Stage of its Phase I/II Trial of Allocetra in Patients with Moderate to Severe Knee Osteoarthritis

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Enlivex Therapeutics Ltd
Enlivex Therapeutics Ltd

Nes-Ziona, Israel, Sept. 24, 2024 (GLOBE NEWSWIRE) -- Enlivex Therapeutics Ltd. (Nasdaq: ENLV, the “Company”), a clinical-stage macrophage reprogramming immunotherapy company, today announced that the independent Data and Safety Monitoring Board (DSMB) has completed an interim data review at the conclusion of the Phase I safety run-in stage of the Company’s ongoing Phase I/II clinical trial of Allocetra™ in up to 160 patients with moderate to severe knee osteoarthritis. Patients in the Phase I safety run-in were treated with three sequential injections of Allocetra™ at escalating doses, and no serious adverse reactions were reported during or following the treatment. Following review of the data, the DSMB confirmed that the safety profile of Allocetra™ allows the Company to move forward to the Phase II stage of the Phase I/II trial, which is a double-blind, randomized evaluation of the safety and efficacy of intra-articular knee injections of Allocetra™ compared to placebo. The DSMB has also indicated that in light of the observed safety profile, the Phase II stage may proceed with the highest dose of Allocetra™ injections tested in the Phase I safety run-in.

The Phase I/II multi-center trial is composed of two stages. The first stage is a Phase I safety run-in, open-label dose escalation phase to characterize the safety and tolerability of Allocetra™ injections to the target knee in order to identify the dose and injection regimen for the subsequent Phase II stage. The Phase II stage is double-blind, randomized, placebo-controlled stage, which the Company is now initiating following the completion of the safety run-in Phase I stage and the safety confirmation by the DSMB. In addition to evaluating safety, the blinded randomized stage is statistically-powered to assess the efficacy of Allocetra™ injections into the knee. The Company expects that the primary measurements will evaluate joint-pain and joint-function in comparison to placebo at three months, six months and 12 months after treatment.

ABOUT KNEE OSTEOARTHRITIS1

Osteoarthritis is by far the most common form of arthritis, affecting more than 32.5 million Americans and more than 300 million individuals worldwide. About half of knees with ACL injuries develop osteoarthritis within 5 to 15 years. 78 million Americans are projected to have osteoarthritis by the year 2040. Symptomatic knee osteoarthritis is particularly prevalent and disabling, with 40% of men and 47% of women developing knee osteoarthritis in their lifetimes. Osteoarthritis accounts for over one million hospitalizations annually in the United States, primarily for total joint replacement. The burden of osteoarthritis is enormous, and the need for treatments that reduce pain and attendant disability for persons with osteoarthritis is critical. There are currently no medications approved by either the U.S. Food and Drug Administration (FDA) or the European Medicines Agency (EMA) that have been demonstrated to arrest, slow or reverse progression of structural damage in the joint.