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A study of biosimilar Natalizumab in comparision to Tysabri in Patients with Multiple Sclerosis

Antelope: Efficacy and Safety of the Biosimilar Natalizumab PB006 in Comparison to Tysabri® in Patients with Relapsing-Remitting Multiple Sclerosis (RRMS) - Antelope

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2018-004751-20-PL
Enrollment
260
Registered
2019-04-25
Start date
2019-07-22
Completion date
Unknown
Last updated
2021-11-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Relapsing-Remitting Multiple Sclerosis (RRMS) MedDRA version: 21.1 Level: PT Classification code 10063399 Term: Relapsing-remitting multiple sclerosis System Organ Class: 10029205 - Nervous system disorders

Interventions

Product Code: PB006 Pharmaceutical Form: Concentrate for solution for infusion INN or Proposed INN: NATALIZUMAB CAS Number: 189261-10-7 Current Sponsor code: PB006 Concentration unit: mg/ml milligram(

Sponsors

Polpharma Biologics S.A.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Male and female patients (age =18 to 60 years), with RRMS. - At least 1 documented relapse within the previous year and presence of T1 or T2 graded brain lesions. - Kurtzke EDSS score from 0 to 5 (inclusive) at Screening. - At Screening, females of childbearing potential must be non-pregnant and non-lactating; or females should be of non-childbearing potential. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 260 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: - Manifestation of multiple sclerosis (MS) other than RRMS. - Relapse within the 30 days prior Screening and until administration of the first dose of study drug. - Prior treatment with natalizumab, alemtuzumab, ocrelizumab, daclizumab, rituximab, cladribine, or other B- and T-cell targeting therapies. - Active infections requiring oral or parenteral antibiotic treatment within 2 weeks prior to Screening - Increased risk of opportunistic infections; exclusion determination to be made after consultation with the Medical Monitor. - Patients with high JCV index. - Past or current PML diagnosis. - Presence of malignancies or neoplastic diseases; past history of malignancies within 5 years prior to Screening (except basal cell and in situ squamous cell carcinomas of the skin that have been excised and resolved). - History or known presence of recurrent or chronic infection other than recurring urinary tract infections (i.e., hepatitis A, B, or C, human immunodeficiency virus [HIV], tuberculosis).

Design outcomes

Primary

MeasureTime frame
Main Objective: Evaluate and compare the cumulative number of new active lesions;Secondary Objective: Evaluate and compare - new active lesions over time - the annualized relapse rates and changes in EDSS - local and systemic adverse events (AEs) and serious adverse events (SAEs) - immunogenic profile - natalizumab systemic concentration - safety profile ;Primary end point(s): Cumulative number of new active lesions;Timepoint(s) of evaluation of this end point: The analysis will be conducted when all patients have completed the End-of-Study Visit (Visit 13, Week 48) or have discontinued.

Secondary

MeasureTime frame
Secondary end point(s): - new active lesions over time - the annualized relapse rates and changes in EDSS - local and systemic adverse events (AEs) and serious adverse events (SAEs) - immunogenic profile - natalizumab systemic concentration - safety profile ;Timepoint(s) of evaluation of this end point: over 24 and 48 weeks

Countries

Belarus, Croatia, Georgia, Moldova, Republic of, Poland, Serbia, Ukraine

Contacts

Public ContactDirector of Clinical R&D

Polpharma Biologics S.A./ Karsten Roth

clinicaltrials@polpharmabiologics.com+48607 697 896

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026