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A Study to Evaluate Safety and Efficacy of Ocrelizumab in Comparison With Fingolimod in Children and Adolescents With Relapsing-Remitting Multiple Sclerosis (RRMS)

A Phase III Multicenter, Randomized, Double-blind, Double-dummy Study to Evaluate Safety and Efficacy of Ocrelizumab in Comparison With Fingolimod in Children and Adolescents With Relapsing-Remitting Multiple Sclerosis

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05123703
Acronym
Operetta 2
Enrollment
188
Registered
2021-11-17
Start date
2022-05-19
Completion date
2029-09-17
Last updated
2026-01-30

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

Conditions

Relapsing-Remitting Multiple Sclerosis

Keywords

pediatric Multiple Sclerosis, pediatric MS, children MS, children Multiple Sclerosis, pediatric ocrelizumab

Brief summary

This double-blind, double-dummy study will evaluate the safety and efficacy of ocrelizumab compared with fingolimod in children and adolescents with RRMS aged between 10 and \< 18 years over a flexible duration. The double-blind period will last until after the last participant randomized has completed 24 weeks.

Detailed description

This Phase III randomized, double-blind, double-dummy, multicenter study will evaluate the safety and efficacy of ocrelizumab administered by IV infusion every 24 weeks compared with fingolimod taken orally daily, in children and adolescents with RRMS aged between 10 and \< 18 years. The study plans to enroll 171 participants in a 1:1 randomization (ocrelizumab:fingolimod), globally. This study consists of a double-blind, double dummy period in which participants will be treated with either active ocrelizumab or active fingolimod for a flexible duration. Participants who complete the double-blind period will be offered the possibility to enter an optional open-label extension (OLE) treatment period of at least 144 weeks with ocrelizumab.

Interventions

DRUGOcrelizumab

Ocrelizumab 300 milligrams (mg) will be administered by IV infusion to participants who weigh \< 35 kilograms (kg) and ocrelizumab 600 mg IV will be administered to participants who weigh ≥ 35 kg on Days 1 and 15 (half the dose, 2 weeks apart) and Q24W thereafter.

OTHEROcrelizumab Placebo

Ocrelizumab matching placebo will be administered by IV infusion on Day 1 and Day 15 and Q24W thereafter.

DRUGFingolimod

Fingolimod will be administered daily as a capsule per the prescribing information (0.25 mg to participants who weigh ≤ 40 kg and 0.5 mg to participants who weigh \> 40 kg).

Fingolimod matching placebo will be administered daily as a capsule.

Sponsors

Hoffmann-La Roche
Lead SponsorINDUSTRY
PPD Development, LP
CollaboratorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
10 Years to 17 Years
Healthy volunteers
No

Inclusion criteria

* Body weight ≥ 25 kilograms (kg) * Diagnosis of RRMS in accordance with the International Pediatric Multiple Sclerosis Study Group (IPMSSG) criteria for pediatric Multiple Sclerosis (MS), Version 2012, or McDonald criteria 2017 * Expanded Disability Status Scale (EDSS) at screening: 0-5.5, inclusive * For all countries except Germany, at least one MS relapse during the previous year or two MS relapses in the previous 2 years or evidence of at least one Gd enhancing lesion on MRI within 6 months Inclusion Criteria for Optional OLE Period: -Participants in Group A (ocrelizumab in the double-blind period \[DBP\]) and Group B (fingolimod in the DBP) who, in the opinion of the investigator, may benefit from switching to ocrelizumab and who have completed the DBP with study treatment (ocrelizumab/fingolimod), may participate in the OLE period

Exclusion criteria

* Known presence or suspicion of other neurologic disorders that may mimic MS * Significant uncontrolled somatic diseases, known active infection or any other significant condition that may preclude participant from participating in the study * Participants with severe cardiac disease or significant findings on the screening Electrocardiograph (ECG)

Design outcomes

Primary

MeasureTime frame
Annualized Relapse Rate (ARR)Baseline up to approximately 4 years

Secondary

MeasureTime frame
Number of New or Enlarging T2-hyperintense Lesions (T2 lesions) as Detected by Brain Magnetic Resonance Imaging (MRI) During the Double-blind PeriodBaseline up to approximately 4 years
Number of New or Enlarging T2 Lesions by Week 96Baseline up to Week 96
ARR by Week 96Baseline up to Week 96
Number of T1 Gadolinium (Gd) Lesions at Week 12Week 12
Incidence and Severity of Adverse Events (AEs), With Severity Determined According to National Cancer Institute Common Terminology Criteria for Adverse Events, Version 5.0 (NCI CTCAE v5.0)Baseline up to approximately 8 years
Prevalence of Anti-drug Antibodies (ADAs) at Baseline and Incidence of ADAs During the StudyBaseline up to approximately 8 years

Countries

Argentina, Australia, Austria, Belgium, Brazil, Canada, Estonia, France, Germany, Greece, Hungary, India, Italy, Latvia, Mexico, Morocco, Poland, Portugal, Romania, Serbia, Spain, Switzerland, Ukraine, United Kingdom, United States

Contacts

STUDY_DIRECTORClinical Trials

Hoffmann-La Roche

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026