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Clinical Trials/2025-524164-37-00
2025-524164-37-00RecruitingPhase 2

An Open-Label Study to Evaluate Pharmacokinetics, Safety, Tolerability, Immunogenicity and Pharmacodynamic Effects of Subcutaneous Ocrelizumab Administration in Children and Adolescents with Relapsing-Remitting Multiple Sclerosis

F. Hoffmann-La Roche AG7 sites in 3 countries9 target enrollmentStarted: August 3, 2026Last updated:
Interventions

Trial Snapshot

Phase
Phase 2
Status
Recruiting
Enrollment
9
Locations
7

Study Overview

Brief Summary

To evaluate the pharmacokinetic (PK) of ocrelizumab subcutaneous (SC) in children and adolescents with RRMS

Eligibility Criteria

Ages
0 years to 17 years (0-17 Years)
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Body weight ≥ 25 kg
  • Diagnosis of RRMS in accordance with the International Pediatric Multiple Sclerosis Study Group (IPMSSG) criteria for pediatric MS, Version 2012, or McDonald criteria
  • The 2024 McDonald criteria will also be accepted (Montalban et al 2025).
  • Must have received all childhood required vaccinations as per local/national recommendations for childhood vaccination against infectious diseases
  • Expanded Disability Status Scale (EDSS) score, 0-5.5, at screening
  • Agreement to adhere to the contraception requirements
  • Neurologic stability for at least 30 days prior to screening, and between screening and baseline

Exclusion Criteria

  • Any known presence or suspicion of other neurologic disorders that may mimic MS, including, but not limited to, acute disseminated encephalomyelitis (ADEM), neuromyelitis-optica or neuromyelitis-optica spectrum disorders and any neurologic, somatic, or metabolic condition that could interfere with brain function or normal cognitive or neurological development
  • Participants who are positive for aquaporin 4 (AQP4) or myelin oligodendrocyte glycoprotein (MOG) antibody are not eligible to participate in the study
  • Infection requiring hospitalization or treatment with IV anti-infective agents
  • History or known presence of recurrent or chronic infection (e.g., human immunodeficiency virus, syphilis, tuberculosis)
  • Receipt of a live or live-attenuated vaccine within 6 weeks prior to treatment allocation
  • ⦁ Previous treatment with B-cell-targeted therapies ⦁ Percentage of CD4 < 30% ⦁ Absolute Neutrophil Count < 1.5x1000/microliter ⦁ Lymphocyte count below the lower limit of normal (LLN) for age- and sex-specific reference range

Arms & Interventions

Ocrevus, Ocrevus 920 mg solution for injection

Test

Intervention: Ocrevus 920 mg solution for injection (Drug)

Ocrevus, Ocrevus 920 mg solution for injection

Test

Intervention: Ocrevus (Drug)

Investigators

Sponsor Class
Pharmaceutical company
Responsible Party
Principal Investigator
Principal Investigator

Trial Information System - TISL

Scientific

F. Hoffmann-La Roche AG

Study Sites (7)

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