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Data updated: Mar 10, 2026

GAZYVA

OBINUTUZUMAB CD20-directed Antibody Interactions
Oncology Approved 2013-11-01

Gazyva (obinutuzumab) is a CD20-directed cytolytic antibody indicated for the treatment of specific B-cell malignancies and autoimmune disease. It is used in combination with chemotherapy for patients with previously untreated chronic lymphocytic leukemia or follicular lymphoma, and as a monotherapy for certain follicular lymphoma patients following initial combination treatment. The drug is also indicated for adult patients with active lupus nephritis who are receiving standard therapy. Its therapeutic role involves targeting B-cell populations in both oncology and autoimmune contexts.

Source: FDA Label • Roche • CD20-directed Cytolytic Antibody

How GAZYVA Works

Obinutuzumab is a monoclonal antibody that targets the CD20 antigen expressed on the surface of pre-B and mature B lymphocytes. Upon binding to CD20, the drug mediates B-cell lysis by engaging immune effector cells, activating the complement cascade, and directly triggering intracellular death signaling pathways. The antibody is engineered with reduced fucose content, which enhances its affinity for immune receptors and increases its ability to induce cell death compared to rituximab. These combined mechanisms lead to the depletion of targeted B cells.

Source: FDA Label
7
Indications
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Phase 3 Trials
4
Priority Reviews
12
Years on Market

Details

Status
Prescription
First Approved
2013-11-01
Routes
INJECTION
Dosage Forms
INJECTABLE

Companies

Active Ingredient: OBINUTUZUMAB

GAZYVA Approval History

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What GAZYVA Treats

3 indications

GAZYVA is approved for 3 conditions since its original approval in 2013. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Chronic Lymphocytic Leukemia
  • Follicular Lymphoma
  • Lupus Nephritis
Source: FDA Label

GAZYVA Boxed Warning

HEPATITIS B VIRUS REACTIVATION and PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY Hepatitis B Virus (HBV) reactivation, in some cases resulting in fulminant hepatitis, hepatic failure, and death, can occur in patients receiving CD20-directed cytolytic antibodies, including GAZYVA. Screen all patients for HBV infection before treatment initiation. Monitor HBV-positive patients during and after treatment with GAZYVA. Discontinue GAZYVA and concomitant medications in the event of HBV reactivation [see ...

GAZYVA Target & Pathway

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Target

CD20 (B-Lymphocyte Antigen CD20) Cell Surface Marker

A protein found on the surface of B-cells but not stem cells or plasma cells. Anti-CD20 antibodies deplete B-cells, making them effective in B-cell cancers and autoimmune diseases where B-cells drive pathology.

GAZYVA Competitors

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10 other drugs also target CD20. Compare mechanisms, indications, and trial activity.

View all 10 CD20 drugs →
Drug = Competitor name Company = Manufacturer N indic. = FDA-approved indications → Date = Patent/exclusivity expiry

Competitors share the same molecular target (CD20). Earlier expiry dates signal biosimilar/generic opportunities.

Drugs Similar to GAZYVA

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

IDELALISIB
IDELALISIB
2 shared
NATCO
Shared indications:
Chronic Lymphocytic LeukemiaFollicular Lymphoma
RITUXAN HYCELA
RITUXIMAB
2 shared
Roche
Shared indications:
Follicular LymphomaChronic Lymphocytic Leukemia
ZYDELIG
IDELALISIB
2 shared
Gilead Sciences
Shared indications:
Chronic Lymphocytic LeukemiaFollicular Lymphoma
BELRAPZO
BENDAMUSTINE HYDROCHLORIDE
1 shared
EAGLE PHARMS
Shared indications:
Chronic Lymphocytic Leukemia
BENDEKA
BENDAMUSTINE HYDROCHLORIDE
1 shared
EAGLE PHARMS
Shared indications:
Chronic Lymphocytic Leukemia
BENLYSTA
BELIMUMAB
1 shared
GSK
Shared indications:
Lupus Nephritis
CALQUENCE
ACALABRUTINIB MALEATE
1 shared
AstraZeneca
Shared indications:
Chronic lymphocytic leukemia
COLUMVI
GLOFITAMAB-GXBM
1 shared
Roche
Shared indications:
Follicular Lymphoma
COPIKTRA
DUVELISIB
1 shared
SECURA
Shared indications:
Chronic Lymphocytic Leukemia
EPKINLY
EPCORITAMAB-BYSP
1 shared
GENMAB US, INC.
Shared indications:
Follicular Lymphoma
IMBRUVICA
IBRUTINIB
1 shared
PHARMACYCLICS LLC
Shared indications:
Chronic Lymphocytic Leukemia
JAYPIRCA
PIRTOBRUTINIB
1 shared
LOXO ONCOL
Shared indications:
Chronic Lymphocytic Leukemia
LEUKERAN
CHLORAMBUCIL
1 shared
WAYLIS THERAP
Shared indications:
Chronic Lymphocytic Leukemia
LUNSUMIO
MOSUNETUZUMAB-AXGB
1 shared
Roche
Shared indications:
Follicular Lymphoma
LUPKYNIS
VOCLOSPORIN
1 shared
AURINIA
Shared indications:
Lupus Nephritis
MONJUVI
TAFASITAMAB-CXIX
1 shared
MORPHOSYS US INC
Shared indications:
Follicular Lymphoma
REVLIMID
LENALIDOMIDE
1 shared
Bristol-Myers Squibb
Shared indications:
Follicular Lymphoma
RIABNI
RITUXIMAB-ARRX
1 shared
Amgen
Shared indications:
Chronic Lymphocytic Leukemia
RITUXAN
RITUXIMAB
1 shared
Roche
Shared indications:
Chronic Lymphocytic Leukemia
RUXIENCE
RITUXIMAB-PVVR
1 shared
Pfizer
Shared indications:
Chronic Lymphocytic Leukemia
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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

GAZYVA FDA Label Details

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Indications & Usage

FDA Label (PDF)

GAZYVA is a CD20-directed cytolytic antibody indicated: in combination with chlorambucil, for the treatment of patients with previously untreated chronic lymphocytic leukemia (CLL). in combination with bendamustine followed by GAZYVA monotherapy, for the treatment of patients with follicular lymphoma (FL)who relapsed after, or are refractory to, a rituximab-containing regimen. in combination with chemotherapy followed by GAZYVA monotherapy in patients achieving at least a partial remission, for the treatment of adult patients with previously untreated stage II bulky, III or IV follicular lymph...

⚠️ BOXED WARNING

WARNING: HEPATITIS B VIRUS REACTIVATION and PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY Hepatitis B Virus (HBV) reactivation, in some cases resulting in fulminant hepatitis, hepatic failure, and death, can occur in patients receiving CD20-directed cytolytic antibodies, including GAZYVA. Screen all pa...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.