TheraRadar
Data updated: May 26, 2026

BENLYSTA (belimumab)

B Lymphocyte Stimulator-directed Antibody Interactions Trial Activity: Stable 12 active trials
Immunology Approved 2011-03-09

BENLYSTA is indicated for the treatment of Systemic Lupus Erythematosus; Lupus Nephritis.

Source: FDA Label • GSK • B Lymphocyte Stimulator-specific Inhibitor

How BENLYSTA Works

BENLYSTA functions by blocking the binding of soluble BLyS, a B-cell survival factor, to its receptors on B cells. While the drug does not bind to B cells directly, its inhibition of BLyS prevents the survival of B cells, including autoreactive B cells. This process reduces the differentiation of B cells into plasma cells that produce immunoglobulins.

Development Insights

GlaxoSmithKline conducting 16 trials (41%)
35 indications explored (Broad Platform)
systemic lupus erythematosus (10 trials)
systemic sclerosis (2 trials)
sjogren's syndrome (2 trials)
10
Indications
--
Phase 3 Trials
4
Priority Reviews
15
Years on Market

Details

Status
Prescription
First Approved
2011-03-09
Routes
INJECTION
Dosage Forms
INJECTABLE

Companies

Active Ingredient: BELIMUMAB

BENLYSTA Approval History

2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
45 FDA actions from 2011 to 2025 · 5 indication expansions
Jun 2025 SUPPL
Efficacy
May 2024 SUPPL
Efficacy
Feb 2024 SUPPL
Label · Labeling

What BENLYSTA Treats

2 indications

BENLYSTA is approved for 2 conditions since its original approval in 2011. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Systemic Lupus Erythematosus
  • Lupus Nephritis
Source: FDA Label

BENLYSTA Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

What's emerging in BENLYSTA's indications

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Phase 3 candidates targeting molecules with no FDA-approved drug, in indications BENLYSTA treats. First-in-class if their pivotal trials read out positive.

Drugs Similar to BENLYSTA

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GAZYVA
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1 shared
Roche
Shared indications:
Lupus Nephritis
H.P. ACTHAR GEL
REPOSITORY CORTICOTROPIN
1 shared
QUESTCOR PHARMA
Shared indications:
Systemic Lupus Erythematosus
LUPKYNIS
VOCLOSPORIN
1 shared
AURINIA
Shared indications:
Lupus Nephritis
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Clinical Trial Registry

39 trials
Trial Sponsor ID Phase Status Title
NCT04908865 results posted 213560 Ph 4 completed Open-label Study of Belimumab Plus Standard Therapy in Chinese Pediatric Participants With Active Systemic Lupus Erythematosus (SLE)
NCT06576271 221458 2024-514186-18-00 Ph 1 recruiting A Study of GSK4527363 in Healthy Participants, Systemic Lupus Erythematosus (SLE) Participants, Healthy Chinese, and Japanese Participants and CTD-ILD Participants
NCT04097561 190140 19-I-0140 Ph 1 recruiting Safety of Belimumab in People With Idiopathic CD4 Lymphopenia and Autoantibodies (Phoebe)
NCT03207958 results posted 201709068 Ph 1 completed Belimumab for Prevention of Chronic Graft-versus-Host Disease Following Allogeneic Hematopoietic Cell Transplantation
NCT03844061 2018-2011 Ph 2 recruiting Belimumab and Rituximab Combination Therapy for the Treatment of Diffuse Cutaneous Systemic Sclerosis
NCT07340463 2024LCYXXH009 Ph 2 recruiting The Efficacy and Safety of Biologics (Belimumab/ Telitacicept) Induction Therapy in Proliferative Lupus Nephritis Patients for 6 Months Compared With Mycophenolate Mofetil Treatment
NCT06572384 BEconneCTD-ILD 221672 2024-513018-36-00 Ph 3 recruiting A Study of the Efficacy and Safety of Belimumab in Adults With Interstitial Lung Disease Associated With Connective Tissue Disease
NCT03949855 REBOOT DAIT ITN080AI NIAID CRMS ID#:38478 Ph 2 recruiting Belimumab With Rituximab for Primary Membranous Nephropathy
NCT05878717 BLISSc-ILD 218224 2023-503219-14-01 Ph 2, Ph 3 recruiting A Study of the Efficacy and Safety of Belimumab in Adults With Systemic Sclerosis Associated Interstitial Lung Disease
NCT06716606 219855 2023-509370-39 Ph 3 recruiting A Study to Investigate the Long-term Safety and Efficacy of Belimumab in Adults With Interstitial Lung Disease (ILD) Associated With Systemic Sclerosis (SSc) and Other Connective Tissue Diseases (CTD) (BLISSconneCTD-OLE)
NCT05917288 results posted 217091 Ph 1 completed A Study of Belimumab in Chinese Pediatric Participants With Systemic Lupus Erythematosus
NCT07138898 25-00380 Ph 2 not yet recruiting Immunosuppressant Management in Rheumatology Patients Undergoing Elective Total Shoulder Arthroplasty
NCT04515719 Btrial Ph 4 completed Efficacy and Safety of Belimumab in SLE Patients
NCT03312907 results posted 205646 2016-003050-32 Ph 3 completed A Study to Evaluate the Efficacy and Safety of Belimumab Administered in Combination With Rituximab to Adult Subjects With Systemic Lupus Erythematosus (SLE) - BLISS-BELIEVE
NCT04611971 CR108910 2020-002481-14, NOPRODPANAP1002 Ph 1 completed A Study Validating the Use of Candin as a Challenge Agent in Healthy Participants - Intervention Specific Appendix 2
NCT05154734 IRB2021-YX-187-01 Ph 1, Ph 2 completed Efficacy and Safety of Belimumab in Neuromyelitis Optica Spectrum Disorders
NCT04629144 TRIBECA APHP180351 Ph 2 recruiting Efficacy and Safety of Belimumab in the Treatment of Non-infectious Active Cryoglobulinemia Vasculitis Compared to Placebo. TRIBECA STUDY (Treatment nd BElimumab in Cryoglobulinemia Associated Vasculitis)
NCT06410833 BRRPJS K3926 Ph 4 recruiting Belimumab After Rituximab in Resistant Primary Juvenile SS
NCT03543839 17-0861 Ph 4 recruiting Trial of Belimumab in Early Lupus
NCT02347891 BIM results posted 14-621 Ph 2, Ph 3 completed Belimumab in Idiopathic Inflammatory Myositis
NCT03244059 BOTEGA results posted IRB-300000119 Ph 2 completed Belimumab Treatment of Emphysema Patients With Anti-GRP78 Autoantibodies
NCT04767698 results posted IRB00246563 Ph 2 terminated Addition of Belimumab to B-cell Depletion in Relapsing-remitting Multiple Sclerosis
NCT03591380 CAMPBEL results posted 2017-1385 Protocol Version 8/17/2020, A539742 Ph 2 terminated CAMPath and BELimumab for Transplant Tolerance in Sensitized Kidney Transplant Recipients
NCT04956484 LXM-210622 Ph 4 completed Belimumab In Early Systemic Lupus Erythematosus
NCT01670565 results posted 2014-279 Ph 2 completed Belimumab for the Treatment of Diffuse Cutaneous Systemic Sclerosis
NCT02631538 results posted 201842 2015-000400-26 Ph 2 completed Safety and Efficacy Study of Subcutaneous Belimumab and Intravenous Rituximab Co-administration in Subjects With Primary Sjogren's Syndrome
NCT02260934 CALIBRATE results posted DAIT ITN055AI CALIBRATE Ph 2 completed Rituximab and Belimumab for Lupus Nephritis
NCT02880852 results posted 200909 Ph 1 completed Belimumab Phase I Study in Chinese Subjects With Systemic Lupus Erythematosus
NCT01597622 results posted 114333 Ph 3 completed BEL114333, a Continuation Study of BEL113750 in Subjects With Systemic Lupus Erythematosus (SLE) in Northeast Asia, and in Japan Subjects Completing the Open-label Extension of HGS1006-C1115
NCT02119156 results posted 116027 Ph 3 completed Belimumab Treatment Holiday and Treatment Re-start Study in Lupus Patients
NCT00712933 results posted 112234 2007-007648-85 Ph 3 completed A Continuation Trial for Subjects With Lupus That Completed Protocol HGS1006-C1056 or HGS1006-C1057
NCT01345253 results posted 113750 Ph 3 completed GSK1550188 A 52 Week Study of Belimumab Versus Placebo in the Treatment of Subjects With Systemic Lupus Erythematosus (SLE) Located in Northeast Asia
NCT02500251 Belimumab Ph 1, Ph 2 completed Belimumab Impacting Transplant Eligibility
NCT01610492 results posted 116472 Ph 2 completed A Study of Belimumab in Idiopathic Membranous Glomerulonephropathy
NCT01025193 results posted IND 106342 Ph 2 terminated Desensitization With Belimumab in Sensitized Patients Awaiting Kidney Transplant
NCT01536379 results posted 114424 Ph 2 completed A Study of Belimumab in the Prevention of Kidney Transplant Rejection
NCT01480596 results posted 115123 Ph 2 completed The Evaluation of Belimumab in Myasthenia Gravis (MG)
NCT01440361 114870 Ph 2 withdrawn A Study to Investigate Belimumab for the Treatment of Chronic Immune Thrombocytopenia.
NCT01160666 BELISS P090208 Ph 2 completed Efficacy and Safety of Belimumab in Subjects With Primary Sjögren's Syndrome
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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.

BENLYSTA FDA Label Details

Indications & Usage

FDA Label (PDF)

BENLYSTA is indicated for the treatment of Systemic Lupus Erythematosus; Lupus Nephritis.

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Data Sources

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

How We Calculate These Metrics

Trial Activity Stage

Measures the current development activity pattern based on trial phases, status, and trends. Important: This measures R&D activity, not commercial lifecycle.

Trial statuses: "Active" means recruiting or ongoing. "Completed" means reached planned endpoint. "Terminated" means stopped early—often due to safety, efficacy, or business reasons.

  • Growth: High proportion of early-phase trials (Phase 1/2), active development
  • Expansion: Significant Phase 3 activity, approaching or pursuing approvals
  • Mature: Substantial Phase 4 post-marketing studies
  • Stable: Mixed phase distribution, steady development
  • Declining: Low active trial ratio, reduced R&D investment