About this trial
The goal of this clinical trial is to assess the safety and efficacy of repeated intrathecal (IT) injection of NG01, autologous bone marrow derived human stromal cells, in treating Secondary Progressive Multiple Sclerosis (SPMS), compared to placebo.
The study will assess the proportion of participants demonstrating improvement in walking ability, defined as a reduction in the average time to complete the Timed 25-Foot Walk (T25FW) at 6, 9, and 12 months compared to baseline. This will be analyzed by the mean change in walking speed across these time points. The study will also evaluate the incidence and nature of treatment-emergent adverse events (AEs).
Participants will receive intrathecal administrations of NG01, by lumbar puncture, and will be followed up for 6 months after their fourth administration.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Participants aged 18 to 65 years old.
Diagnosis of SPMS.
Documented EDSS worsening over the 2 years prior to study entry of ≥1 point for participants with EDSS <6.0 at screening, and ≥0.5 point for participants with EDSS ≥6.0 at screening, or a documented worsening of at least 20% in the T25FW. If documented T25fW or EDSS is not available, a written summary of the clinical evidence of disability worsening over the previous 2 years and retrospective assessment of EDSS score from data up to 2 years prior to screening, must be submitted for central review by adjudication committee.
EDSS at the screening visit from 3.5 to 6.5 at screening.
Disqualifiers
Documented clinical relapse during the 24 months prior to enrollment and/or evidence of enhancing lesions on an MRI obtained at screening.
Pregnancy, breast feeding or women with childbearing potential without an acceptable form of contraception.
History of a general chronic handicapping/incapacitating disease other than MS.
Participants with clotting disorders
Trial design
Parallel
Treatments tested in this trial
NG01 - Autologous bone marrow derived human stromal cells
Biological/VaccineNG01 is a cellular therapy product of autologous stromal cells derived from the bone marrow of multiple sclerosis (MS) patients. NG01 is provided as a cell suspension for intrathecal injection.
Sodium Chloride 0.9%
Other interventionThe placebo for use in the NG01 clinical trial is 0.9% Sodium Chloride Solution for Injection
Treatment groups
Trial outcomes
Primary outcomes
Walking Ability
Proportion of participants who achieved improvement in walking ability over baseline by mean change in walking speed based on the Timed 25-Foot Walk (T25FW) test, averaged over visits at month-6, month-9 and month-12. Baseline is defined as the change in average timed walk compared to baseline (average timed walk at 6-, 9-, 12-months minus baseline \< 0)
Incidence of Treatment-Emergent Adverse Events (AEs)
The occurrence of treatment-related AEs will be assessed by Common Terminology Criteria for Adverse Events (CTCAE) v5 following enrollment, NG01 or placebo administrations (intrathecal), and during the 6 months of follow-up.
Secondary outcomes
Walking Speed
The change in walking speed will be assessed based on the average of two separate T25FW tests obtained during each study visit. The proportion of responders with 10, 15 or 20% improvement in walking speed will be assessed based on the average of two separate T25FW tests obtained during each study visit.
Neuroimaging Parameters - Change in T2-hyperintense Lesion
Change in T2-hyperintense lesion number and volume will be assessed by 3 tesla (3T) brain Magnetic Resonance Imaging (MRI) using automated volumetric analysis.
Neuroimaging Parameters - Change in T1-hypointense Lesion
Change in T1-hypointense lesion volume will be assessed by 3 tesla (3T) brain MRI using automated volumetric analysis.
Neuroimaging Parameters - Change in Brain and Thalamus
Change in whole brain and thalamic volume will be assessed by 3 tesla (3T) brain MRI using automated volumetric analysis
Sponsors and contacts
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