Skip to content

A Rollover Study to Evaluate the Long-Term Safety and Efficacy of Ocrelizumab In Patients With Multiple Sclerosis

A Multicenter, Single-Arm, Open-Label, Extension, Rollover Study To Evaluate The Long-Term Safety And Efficacy Of Ocrelizumab In Patients With Multiple Sclerosis

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05269004
Acronym
OLERO
Enrollment
1300
Registered
2022-03-07
Start date
2022-05-03
Completion date
2027-12-31
Last updated
2026-07-29

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

Conditions

Multiple Sclerosis

Brief summary

This is a Phase IIIb, single-arm, multicenter, OLE study. Participants receiving ocrelizumab as an investigational medicinal product (IMP) in a Roche sponsored Parent study who continue to receive ocrelizumab or are in safety follow-up at the time of the closure of their respective Parent study (WA21092, WA21093 or WA25046) are eligible for enrollment in this extension study. Participants who will continue ocrelizumab treatment will receive IMP based on the dosage and administration received at the time of rollover from the Parent study.

Interventions

DRUGOcrelizumab

Ocrelizumab will be administered based on the dosage and administration received at the time of rollover from the Parent study.

Sponsors

Hoffmann-La Roche
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Prior eligibility for and previous participation in 1 of the Roche-sponsored Parent Studies WA21092, WA21093, or WA25046 with the participant either receiving ocrelizumab as an investigational medicinal product (IMP) or being in safety follow-up after treatment discontinuation * For female participants of childbearing potential: agreement to remain abstinent (refrain from heterosexual intercourse) or use adequate acceptable contraception during the treatment period and for at least 6 months or longer if the local label is more stringent after the final dose of ocrelizumab, as applicable in the ocrelizumab package leaflet

Exclusion criteria

* Concurrent participation in any clinical trial (other than the Parent study) * Unable or unwilling to comply with the requirements of the protocol

Design outcomes

Primary

MeasureTime frame
Incidence and severity of adverse events, with severity determined according to the NCI CTCAE v5.0Up to 44 months

Secondary

MeasureTime frame
Change in Expanded Disability Status Scale (EDSS) score over timeWeek 0, 24, 48, 72, 96, 120, 168
Change in 9-Hole Peg Test (9HPT) over timeWeek 0, 24, 48, 72, 96, 120, 168
Change in Timed 25-Foot Walk Test (T25FWT) over timeWeek 0, 24, 48, 72, 96, 120, 168
The number of T1 lesions and number of new or enlarging T2 lesionsWeek 0, 24, 48, 72, 96, 120, 168
The change in total volume of T2 lesions and in total non-enhancing T1 lesion volumeWeek 0, 24, 48, 72, 96, 120, 168

Countries

Argentina, Australia, Austria, Belarus, Belgium, Brazil, Bulgaria, Canada, Croatia, Czechia, Estonia, Finland, France, Germany, Hungary, Israel, Italy, Latvia, Lithuania, Mexico, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Russia, Serbia, Slovakia, Spain, Sweden, Switzerland, Tunisia, Turkey (Türkiye), Ukraine, United Kingdom, United States

Contacts

STUDY_DIRECTORClinical Trials

Hoffmann-La Roche

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 30, 2026