An International, Multicenter, Randomized, Double-Blind, Double-Masked Study of the Efficacy and Safety of BCD-132 (JSC BIOCAD, Russia) Using an Active Reference Drug (Teriflunomide) for the Treatment of Patients With Multiple Sclerosis (MIRANTIBUS)

This is an interventional treatment trial for Multiple Sclerosis Read More

Inclusion Criteria:

1. Written informed consent for participation in the study;
2. Male and female subjects, 18 to 60 years of age
3. Diagnosis of relapsing multiple sclerosis (according to 2017 revision to the McDonald Diagnostic Criteria for Multiple Sclerosis);

4. Documentary evidence that, at the time of signing the informed consent, the subject had:

   1. at least 1 relapse within the last calendar year (12 months), or
   2. 2 relapses within the last 2 years (24 months), or
   3. at least 1 T1 gadolinium-enhanced brain lesion on MRI and 1 relapse within 2 calendar years (24 months) prior to signing the informed consent;
5. The subject must be neurologically stable for 30 days prior to signing the informed consent
6. Total EDSS score 0 to 5.5 inclusive
7. Positive anti-Varicella Zoster IgG antibodies according to screening test results;
8. Absence of suicidal ideation and behavior confirmed at screening according to C-SSRS score within 1 month prior to signing the informed consent
9. Willingness of both female and male patients and their sexual partners of childbearing potential to use reliable contraception

Exclusion Criteria:

Primary progressive MS; Duration of multiple sclerosis for more than 10 years with EDSS ≤2.0 according to screening assessments; Other disorders (besides multiple sclerosis), which could affect the assessment of symptom severity for the primary disease A relapse during screening period ; Use of systemic corticosteroids for 30 days prior to signing the informed consent; Disorders, besides multiple sclerosis, requiring long-term systemic therapy with corticosteroids and/or immunosuppressants; Heart failure (NYHA functional class III/IV); encephalopathy, lactic acidosis, MELAS syndrome), neuromyelitis optica, sarcoidosis; Diagnosis of HIV, hepatitis B, hepatitis C, or syphilis ; Increased TTG levels at least two times the upper limit of normal on screening tests; Suicidal ideation and/or behavior History of severe depression Pregnancy, breastfeeding, or intention to become pregnant at any point throughout the study period; Prior use of anti-B cell therapies Intolerance, including hypersensitivity to any component of BCD-132/teriflunomide, premedication drugs, or conditions in which the above drugs are contraindicated in the Investigator's opinion; History of severe allergic or anaphylactic reactions to humanized and/or murine monoclonal antibodies; History of progressive multifocal leukoencephalopathy Known alcohol or drug addiction or signs of current alcohol/drug addiction Inability to follow the procedures specified in the Protocol, as assessed by the Investigator;

Contraindications to MRI and administration of gadolinium-based contrast agents:

Any current or prior malignancies, except for successfully treated basal cell carcinoma and cervical carcinoma in situ Vaccination within 6 weeks prior to signing the informed consent

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