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Ocrevus (ocrelizumab) IV

Ocrevus Zunovo (ocrelizumab and hyaluronidase-ocsq) SC

IV = Intravenous, SC = Subcutaneous

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Safety Topics

The information in this section may include content beyond what is in the FDA-approved label. Because the US Food and Drug Administration (FDA) has not approved such content, no conclusions regarding safety or efficacy may be made. Providing this information should not be construed as recommendation for use of a Genentech product for unapproved uses. For FDA-approved products, please consult the full prescribing information for a complete discussion of risks and benefits of the product(s) for its approved indication(s).

Our Commitment to Safety Communication

Safety updates from ongoing ocrelizumab clinical trials and post-marketing experience

Data is drawn from the experience of patients who have started on ocrelizumab globally (as of March 2024): >350,000 patients (>1,000,000 patient-years), including >9,990 patients from clinical trials and open-label extension1.

  1. Data on file. Genentech. Accessed on Sep. 18, 2024.
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Report an Adverse Event

To report suspected adverse reactions, contact Genentech at 1-888-835-2555 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

View global safety updates by topic and explore their associated publications, fact sheets, and post-marketing commitments below.

The Prescribing Information is the primary source of information on the known and potential risks of ocrelizumab for relapsing forms of multiple sclerosis (RMS) or primary progressive multiple sclerosis (PPMS).

The select publications and congress posters/presentations provided below have been chosen to feature data related to the following topics of interest. These data are not an exhaustive list of published materials on this topic.

General Safety

View updates on safety data from the ocrelizumab clinical trials.

Publications

Safety of Ocrelizumab in Patients With Relapsing and Primary Progressive Multiple Sclerosis

Hauser SL, Kappos L, Montalban X, et al. Neurology. 2021;97:e1546-e1559. Data-cut: January 2020.

Congresses

Safety of Ocrelizumab in Multiple Sclerosis: Up to 11 Years of Updated Analysis in Patients With Relapsing and Progressive Multiple Sclerosis

Hauser SL, Kappos L, Montalban X, et al. Presented at the 40th Congress of the European Committee for Treatment and Research in Multiple Sclerosis Meeting; September 18 - 20, 2024. ECTRIMS Poster #P300

Safety Of Ocrelizumab in Multiple Sclerosis: Updated Analysis in Patients With Relapsing and Primary Progressive Multiple Sclerosis

Hauser SL, Kappos L, Montalban X, et al. Presented at the 9th Joint European Committee for Treatment and Research in MS - Americas Committee for Treatment and Research in MS Meeting; October 11 - 13, 2023. ECTRIMS-ACTRIMS Poster P304

Safety of Ocrelizumab in Multiple Sclerosis: Long-Term Adverse Event Analyses Based on Initial Exposure Quartiles

Hauser S, Bar-Or A, Weber M, et al. Presented at: 38th Congress of the European Committee for Treatment and Research in Multiple Sclerosis; October 26-28, 2022; Amsterdam, the Netherlands. Poster #eP1221.

Congresses

MANUSCRIPT: Long-Term Surveillance of Ocrelizumab-Treated Patients With Multiple Sclerosis

Wormser D, Butzkueven H, Hillert J, et al. Presented at: the European Academy of Neurology; June 29-July 2, 2019; Oslo, Norway.

Integration of Ocrelizumab Safety Data From the German Study CONFIDENCE Into the Global Post-Marketing Safety Studies MANUSCRIPT and VERISMO

Ziemssen T, Berthold H, Dirks P, et al. Presented at: European Committee for Treatment and Research in Multiple Sclerosis; October 10–12, 2018; Berlin, Germany.

Pregnancy and Lactation

Roche Global Safety Database Analysis

Family planning is an important consideration for many patients with MS. At the 2023 European Committee for Treatment and Research in Multiple Sclerosis (ECTRIMS) meeting, Genentech presented data related to pregnancy and lactation from the Roche Global Safety Database.

Additional Resources

Explore pregnancy and lactation data in patients treated with ocrelizumab. Check back soon for an updated fact sheet.

Congresses

Pregnancy and Infant Outcomes in Women with Multiple Sclerosis Receiving Ocrelizumab: Analysis of Approximately 4,000 Pregnancies to Date

Dobson R, Vukusic S, Bove R, et al. Presented at the 40th Congress of the European Committee for Treatment and Research in Multiple Sclerosis Meeting; September 18 - 20, 2024. ECTRIMS Poster #P085

B-Cell Levels and Placental Transfer in Infants Potentially Exposed to Ocrelizumab During Pregnancy: Primary Analysis of the Prospective Multicentre, Open-Label Phase IV MINORE Study

Hellwig K, Bove R, Oreja-Guevera C, et al. Presented at the 40th Congress of the European Committee for Treatment and Research in Multiple Sclerosis Meeting; September 18 - 20, 2024. ECTRIMS Poster #P087

B-Cell Levels and Breastmilk Transfer in Infants of Lactating Women With Multiple Sclerosis Treated With Ocrelizumab: Primary Results of the Prospective Multicentre, Open-Label Phase IV Study SOPRANINO

Bove R, Oreja-Guevera C, Hellwig K, et al. Presented at the 40th Congress of the European Committee for Treatment and Research in Multiple Sclerosis Meeting; September 18 - 20, 2024. ECTRIMS Oral presentation #O039

Disease Activity Before, During and After Pregnancy in Women with MS Receiving Ocrelizumab: An Integrated Analysis From 13 Interventional Clinical Trials

Vukusic S, Ross A, Oreja-Guevera C, et al. Presented at the 40th Congress of the European Committee for Treatment and Research in Multiple Sclerosis Meeting; September 18 - 20, 2024. ECTRIMS Poster #P591

Pregnancy and Infant Outcomes in Women Receiving OCR for the Treatment of Multiple Sclerosis: Analysis of the Largest Available Outcome Database

Hellwig K, Oreja-Guevara C, Vukusic S, et al. Presented at the 9th Joint European Committee for Treatment and Research in MS - Americas Committee for Treatment and Research in MS Meeting; October 11 - 13, 2023. ECTRIMS-ACTRIMS Poster P061

Congresses

Design of the Ocrelizumab Pregnancy Registry to Assess Maternal, Fetal and Infant Outcomes in Women With Multiple Sclerosis Who Were Exposed to Ocrelizumab During, or Within 6 Months Before, Pregnancy

Wormser D, Engel P, Hahn K, et al. Presented at: American Academy of Neurology Annual Meeting; April 21–27, 2018; Los Angeles, CA, USA.

Design of a Multi-Source Post-Marketing Study to Evaluate Pregnancy and Infant Outcomes in Women With Multiple Sclerosis Who Were Exposed to Ocrelizumab During, or Within 6 Months Before, Pregnancy

Wormser D, Engel P, Hahn K, et al. Presented at: American Academy of Neurology Annual Meeting; April 21–27, 2018; Los Angeles, CA, USA.

Serum Immunoglobulin Levels

Explore data on serum immunoglobulin (Ig) levels and infections in patients treated with ocrelizumab.

Infections

Explore data on infections in patients treated with ocrelizumab.

PML

View reports on cases of progressive multifocal leukoencephalopathy (PML) in patients treated with ocrelizumab.

Congresses

Cases Reported as Progressive Multifocal Leukoencephalopathy in Ocrelizumab-Treated Patients With Multiple Sclerosis

Clifford DB, Gass A, Richert N, et al. Presented at: European Committee for Treatment and Research in Multiple Sclerosis. September 11-13, 2019, Stockholm, Sweden. Poster 970. Data-cut: July 2019.

COVID-19 and Vaccines

Explore data on COVID-19, including infections and vaccination, with ocrelizumab.

Publications

Understanding the Impacts of COVID-19 Pandemic in People With Multiple Sclerosis Treated With Ocrelizumab

Pedotti R, Muros-Le Rouzic E, Raposo C, Schippling S, Jessop N. Mult Scler Relat Disord. 2021;55:103203. Publication data: October 2021.

COVID-19 in Ocrelizumab-Treated People With Multiple Sclerosis

Hughes R, Whitley L, Fitovski K, et al. Mult Scler Relat Disord. 2021;49:102725. Data-cut: July 2020.

COVID-19 in Persons With Multiple Sclerosis Treated With Ocrelizumab - A Pharmacovigilance Case Series

Hughes R, Pedotti R, Koendgen H. Mult Scler Relat Disord. 2020;42:102192. Data-cut: April 2020.

Effect of Ocrelizumab on Vaccine Responses in Patients With Multiple Sclerosis: The VELOCE Study

Bar-Or A, Calkwood JC, Chognot C, et al. Neurology. 2020;95(14):e1999-e2008. Data-cut: February 2017.

Congresses

COVID-19 in People With Multiple Sclerosis Treated With Ocrelizumab: Clinical Outcomes in Vaccinated Patients

Hauser S, Gold R, Cutter G, et al. Presented at: 38th Congress of the European Committee for Treatment and Research in Multiple Sclerosis; October 26-28, 2022; Amsterdam, the Netherlands. Poster #EP1238.

SARS-CoV-2 Vaccination and COVID-19 Infections in People With Multiple Sclerosis Treated With Ocrelizumab in the Prospective, Multicentre, Noninterventional MuSicalE and CONFIDENCE Studies

Trojano M, Meuth S, Buttmann M, et al. Presented at: 38th Congress of the European Committee for Treatment and Research in Multiple Sclerosis; October 26-28, 2022; Amsterdam, the Netherlands. Poster #P562.

SARS-CoV-2 Vaccine-Induced Immune Responses and Breakthrough Infections in People With Multiple Sclerosis Treated With Ocrelizumab

Bar-Or A, Bhargava P, Patti F, et al. Presented at: 38th Congress of the European Committee for Treatment and Research in Multiple Sclerosis; October 26-28, 2022; Amsterdam, the Netherlands. Poster #P553.

Malignancies

Explore data on malignancies, including breast cancer, in patients treated with ocrelizumab.

Congresses

VERISMO: A Post-Marketing Safety Study to Determine the Incidence of All Malignancies and Breast Cancer in Patients With Multiple Sclerosis Treated With Ocrelizumab

Wormser D, Evershed J, Ferreira G, et al. Presented at: American Academy of Neurology Annual Meeting; May 4–10, 2019; Philadelphia, PA, USA.

Fatalities

Explore data on fatalities among patients treated with ocrelizumab.

Frequently Asked Questions

This section is not a comprehensive source of safety information on ocrelizumab. Due to the nature of post-marketing adverse event reports, information may be duplicated and/or incomplete. Some investigations remain ongoing, and therefore, information is subject to change. Additionally, the existence of an adverse event report does not establish causation. We evaluate these reports through our drug safety department, and attempt to verify the information to the extent possible. The Prescribing Information remains the primary source of information on the known and potential risks of ocrelizumab for RMS and PPMS.

An adverse event is an untoward medical occurrence in a patient or participant in a clinical investigation, but does not necessarily have a causal relationship with an administered treatment. A post-marketing adverse event report is a report received by Genentech regarding an adverse event in a patient taking one of our marketed products.

Robust global systems are in place to continuously monitor the safety of a drug, from the time it is first evaluated in clinical studies through commercialization. All adverse event reports are received by Genentech/Roche and due diligence is performed. The reports are then submitted to the FDA as per regulatory requirements.

Yes; this website includes post-marketing adverse event reports received by Genentech/Roche. As part of our robust global pharmacovigilance process, these adverse event reports are reviewed, assessed, and due diligence is performed.

The FAERS database generally includes post-marketing cases reported by the Market Authorization Holder. However, FAERS may also include reports from clinical trials based on the specific requirements set in FDA regulations along with reports that are submitted voluntarily to the FDA by other resources. As the FDA acknowledges, unverified information, as well as incomplete or duplicate cases, can be reported in the FAERS dashboard.

Looking for more information?

Reach out to a Genentech Medical Science Liaison near you, or connect with the contact center.

Call Us: 1-800-821-8590 Hours: Monday-Friday, 5am-5pm PT

Publications icon

Publications and Congresses

The information in this section may include content beyond what is in the FDA-approved label. Because the FDA has not approved such content, no conclusions regarding safety or efficacy may be made. Providing this information should not be construed as recommendation for use of a Genentech product for unapproved uses. For FDA-approved products please consult the product’s full prescribing information for a complete discussion of risks and benefits of the product(s) for its approved indication(s).

Publications: The list of publications is not an exhaustive list of published materials on the product. The list of references by data topics is selected per evidence-based medicine criteria. To browse a full listing of published scientific literature:

Congresses: The list of congresses is a subset of Roche/Genentech posters and oral presentations for the product with data presented at scientific meetings in the recent 24 months. To browse full Roche/Genentech congress presentations and posters:


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  • AAAAI
    American Academy of Allergy Asthma & Immunology

  • AE
    Adverse event

  • Ang2
    Angiopoietin-2

  • ARR
    Annualized Relapse Rate

  • ART
    Assisted Reproductive Technology

  • ASTCT
    American Society for Transplantation and Cellular Therapy

  • ATG
    Anti-thymocyte globulin

  • CAR
    Chimeric antigen receptor

  • CD3
    Cluster of differentiation 3

  • CD4
    Cluster of differentiation 4

  • CD8
    Cluster of differentiation 8

  • CD19
    Cluster of differentiation 19

  • CD20
    Cluster of differentiation 20

  • CD226
    Cluster of differentiation 226

  • CDC
    Centers for Disease Control and Prevention

  • CI
    Confidence Interval

  • COVID-19
    Coronavirus disease of 2019

  • CPAP
    Continuous positive airway pressure

  • CR
    Complete response

  • CRP
    C-reactive protein

  • CRS
    Cytokine release syndrome

  • CT
    Computed tomography

  • CTCAE
    Common Terminology Criteria for Adverse Events

  • DIC
    Disseminated intravascular coagulation

  • DLBCL
    Diffuse large B-cell lymphoma

  • DMT
    Disease-modifying therapy

  • DMT
    Disease-modifying treatment

  • DoCR
    Duration of complete response

  • DoR
    Duration of response

  • DBPCFC
    Double-blind, placebo-controlled food challenge

  • ECOG PS
    Eastern Cooperative Oncology Group performance status

  • ECTRIMS
    European Committee for Treatment and Research in Multiple Sclerosis

  • EDSS
    Expanded Disability Status Scale

  • EMA
    European Medicines Association

  • FAERS
    FDA Adverse Event Reporting System

  • FDA
    Food and Drug Administration

  • FDA
    US Food and Drug Administration

  • FL
    Follicular lymphoma

  • HCP
    Health Care Provider

  • HGBCL
    High-grade B-cell lymphoma

  • HLH
    Hemophagocytic lymphohistiocytosis

  • ICANS
    Immune effector cell-associated neurotoxicity syndrome

  • ICU
    Intensive care unit

  • Ig
    Immunoglobulin

  • IgE
    Immunoglobulin E

  • IgG1
    Immunoglobulin G1

  • INR
    International normalized ratio

  • IRC
    Independent Review Committee

  • ITIM
    Immunoreceptor tyrosine-based inhibitory motif

  • LLN
    Lower limit of normal

  • LMP
    last menstrual cycle

  • LMP
    Last menstrual period

  • MAS
    Macrophage activation syndrome

  • MCA
    Major congenital anomalies

  • MHC
    Major histocompatibility complex

  • MS
    Multiple sclerosis

  • MSKCC
    Memorial Sloan Kettering Cancer Center

  • NK
    Natural killer

  • NO
    Nitric oxide

  • NOS
    Not otherwise specified

  • OB/Gyn
    Obstetrics and Gynecology

  • OCR
    OCREVUS (ocrelizumab)

  • OR
    Odds ratio

  • ORR
    Objective response rate

  • PD-1
    Programmed cell death protein 1

  • PD-L1
    Programmed death-ligand 1

  • PET
    Positron emission tomography

  • PFS
    Progression-free survival

  • PMBCL
    Primary mediastinal B-cell lymphoma

  • PML
    progressive multifocal leukoencephalopathy

  • PPMS
    Primary progressive multiple sclerosis

  • PTT
    Partial thromboplastin time

  • PVR
    Poliovirus receptor

  • RID
    Relative infant dose

  • RMS
    Relapsing multiple sclerosis

  • RRMS
    Relapsing-remitting multiple sclerosis

  • SAE
    Serious adverse event

  • T
    Trimester

  • TCR
    T-cell receptor

  • TIGIT
    T cell immunoreceptor with Ig and ITIM domains

  • UCSF
    University of California San Francisco

  • USPI
    United States Prescribing Information

  • URTI
    Upper respiratory tract infection

  • UTI
    Urinary tract infection

  • VWF
    von Wilebrand factor

  • NIH
    National Institutes of Health