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A Phase IIIb Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Ocrelizumab in Adults With Primary Progressive Multiple Sclerosis

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-505980-36-00
Acronym
WA40404
Enrollment
363
Registered
2024-01-31
Start date
2019-09-19
Completion date
Unknown
Last updated
2025-08-12

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

Conditions

Primary progressive multiple sclerosis (PPMS)

Brief summary

1. Time to onset of composite 12-week CDP defined as the time from randomization to the first occurrence of either 12-week CDP in 9-HPT, or 12-week CDP in EDSS

Detailed description

1. Time to 12-week CDP in EDSS, as a pre-defined increase in EDSS score confirmed for at least 12 weeks, 2. Time to 24-week CDP in 9-HPT, 3. Time to 24-week CDP in EDSS, as a pre-defined increase in EDSS score confirmed for at least 24 weeks, 4. Annual rate of percent change from baseline in total volume of T2 lesions, 5. Annual rate of percent change from Week 24 in total brain volume, 6. Incidence and nature of adverse events, serious adverse events, adverse events leading to study treatment withdrawal, 7. Change from baseline in laboratory test results for hematology and chemistry association of decrease in certain laboratory parameters, and serious infections, 8. Presence of ADA during the study relative to baseline, 9. Total plasma clearances (CL) of ocrelizumab, 10. Volumes of distribution(Vd) of ocrelizumab, 11. Area under the concentration-time curve (AUC) of ocrelizumab

Interventions

DRUGOcrevus 300 mg concentrate for solution for infusion
DRUGPlacebo Ocrevus
DRUGDormutil N
DRUGMETHYLPREDNISOLONE

Sponsors

F. Hoffmann-La Roche AG
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
1. Time to onset of composite 12-week CDP defined as the time from randomization to the first occurrence of either 12-week CDP in 9-HPT, or 12-week CDP in EDSS

Secondary

MeasureTime frame
1. Time to 12-week CDP in EDSS, as a pre-defined increase in EDSS score confirmed for at least 12 weeks, 2. Time to 24-week CDP in 9-HPT, 3. Time to 24-week CDP in EDSS, as a pre-defined increase in EDSS score confirmed for at least 24 weeks, 4. Annual rate of percent change from baseline in total volume of T2 lesions, 5. Annual rate of percent change from Week 24 in total brain volume, 6. Incidence and nature of adverse events, serious adverse events, adverse events leading to study treatment withdrawal, 7. Change from baseline in laboratory test results for hematology and chemistry association of decrease in certain laboratory parameters, and serious infections, 8. Presence of ADA during the study relative to baseline, 9. Total plasma clearances (CL) of ocrelizumab, 10. Volumes of distribution(Vd) of ocrelizumab, 11. Area under the concentration-time curve (AUC) of ocrelizumab

Countries

Belgium, Bulgaria, Croatia, France, Italy, Poland, Portugal, Romania, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026