The IgA nephropathy clinical trial landscape features more than 30 pipeline therapies across multiple stages of development, with leading companies advancing complement inhibitors, APRIL/BAFF antagonists, CD38-targeted therapies, RNA interference approaches, and other novel mechanisms.
DelveInsight's latest IgA Nephropathy Pipeline Insight 2026 report highlights a rapidly evolving treatment landscape, with more than 25 active companies developing over 30 pipeline drugs for immunoglobulin A nephropathy (IgAN). The report provides comprehensive insights into ongoing clinical trials, emerging therapies, clinical development strategies, competitive dynamics, regulatory milestones, and commercial opportunities shaping the IgAN market.
DelveInsight's IgA Nephropathy Pipeline Insight 2026 report provides global coverage of pipeline therapies across discovery, preclinical, Phase I, Phase II, and Phase III development. The analysis evaluates key clinical trends, emerging treatment approaches, clinical trial benchmarking, partnering and licensing activities, and regulatory pathways involving major agencies such as the U.S. Food and Drug Administration (FDA) and European Medicines Agency (EMA).
IgA Nephropathy Clinical Trial Analysis: Key Highlights
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More than 25 companies are actively developing 30+ pipeline therapies for IgA nephropathy.
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Approximately 12+ IgA nephropathy therapies are in late-stage development, including several Phase III candidates.
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Key companies involved in IgAN drug development include Haisco Pharmaceutical Group, Novartis, Vertex Pharmaceuticals, Biogen, Vera Therapeutics, AstraZeneca/Alexion Pharmaceuticals, F. Hoffmann-La Roche, Ionis Pharmaceuticals, Takeda Pharmaceutical, Arrowhead Pharmaceuticals, NovelMed, Walden Biosciences, Kira Pharmaceuticals, Purespring Therapeutics, Biohaven Therapeutics, Keymed Biosciences, Nanjing Chia-tai Tianqing Pharmaceutical, Rona Therapeutics, Infinimmune, and others.
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Promising pipeline therapies include HSK39297, Zigakibart, Povetacicept, Felzartamab, Atacicept, ULTOMIRIS (ravulizumab), Sefaxersen, TAK-079 (mezagitamab), ARO-C3, NM8074 (ruxoprubart), WAL0921, KP104, PS-002, BHV-1400, CM313, NTQ5082, RNK288, IFX 301, and others.
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Leading mechanisms of action under investigation include Complement Factor B inhibition, BAFF/APRIL antagonism, anti-APRIL targeting, antibody-dependent cellular cytotoxicity, Gd-IgA1 degradation, RNA interference, and CD38 targeting.
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Emerging therapies are being evaluated through different routes of administration, including oral and subcutaneous delivery.
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What Is IgA Nephropathy?
IgA nephropathy, also known as Berger's disease, is a chronic kidney disorder characterized by the deposition of immunoglobulin A (IgA) in the glomeruli, the tiny filtering structures responsible for filtering waste from the blood. The accumulation of IgA can trigger inflammation and progressively affect kidney function.
Patients may experience symptoms such as hematuria, proteinuria, high blood pressure, and swelling. Disease severity can vary considerably, with some patients experiencing a relatively stable course while others may progress to chronic kidney disease or kidney failure. Early diagnosis and appropriate disease management are important for preserving kidney function and slowing disease progression.
Learn more about IgA nephropathy drug development @ IgA Nephropathy Treatment
Snapshot of Pipeline IgA Nephropathy Drugs
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HSK39297 – Haisco Pharmaceutical Group Co., Ltd. | Phase III | Complement Factor B inhibitor | Oral
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Povetacicept – Vertex Pharmaceuticals | Phase III | BAFF and APRIL antagonist | Subcutaneous
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Zigakibart – Novartis AG | Phase III | Anti-APRIL | Subcutaneous
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CM313 – Keymed Biosciences Co., Ltd. / Timberley Therapeutics | Phase II | CD38 antagonist | Subcutaneous
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NTQ5082 – Nanjing Chia-tai Tianqing Pharmaceutical | Phase II | Complement Factor B inhibitor | Oral
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BHV-1400 – Biohaven, Ltd. | Phase I | Galactosyl-deficient IgA1 degrader | Subcutaneous
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RNK288 – Rona Therapeutics | Preclinical | RNA interference | Not applicable
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IFX 301 – Infinimmune | Preclinical | APRIL modulator | Not applicable
Learn more about emerging IgA nephropathy therapies @ IgA Nephropathy Clinical Trials
Analyst Perspective on the IgA Nephropathy Treatment Landscape
According to Stuti Mahajan, Consulting Manager at DelveInsight, the IgA nephropathy treatment landscape is entering a transformative phase as targeted therapies increasingly focus on the underlying biological drivers of the disease.
Therapies such as povetacicept and zigakibart, which target the APRIL/BAFF pathway, together with complement inhibitors such as HSK39297 and innovative approaches such as BHV-1400, could broaden treatment options for patients with IgAN.
These next-generation approaches are being developed with the potential to reduce proteinuria, slow disease progression, reduce dependence on corticosteroid-based treatment, and enable more personalized treatment strategies. The IgAN landscape is expected to increasingly move toward targeted therapies, combination approaches, precision medicine, and earlier intervention.
Recent Developments in the IgA Nephropathy Treatment Space
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In May 2026: Vor Bio announced that results from the Phase III TELIGAN trial evaluating telitacicept in IgA nephropathy in China, sponsored by its collaborator RemeGen Co., Ltd., were published in The New England Journal of Medicine.
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In March 2026: Vertex Pharmaceuticals announced positive data from a prespecified Week 36 interim analysis of the ongoing Phase III RAINIER trial evaluating povetacicept in IgA nephropathy.
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In November 2025: Vertex Pharmaceuticals reported updated Phase I/II data from the RUBY-3 study at the American Society of Nephrology Kidney Week.
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In November 2025: Vera Therapeutics reported positive Phase III ORIGIN data for atacicept in IgA nephropathy, with results presented at ASN Kidney Week 2025 and published in The New England Journal of Medicine.
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In November 2025: Takeda Pharmaceutical reported data showing sustained preservation of kidney function up to 18 months following treatment with mezagitamab (TAK-079) in patients with primary IgA nephropathy.
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In November 2025: Jade Biosciences presented two posters for JADE101, its investigational anti-APRIL monoclonal antibody, at ASN Kidney Week 2025.
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In September 2025: Walden Biosciences reported progress supporting the development of WAL0921, including advancement of its ongoing Phase II basket study and regulatory planning activities.
Scope of the IgA Nephropathy Pipeline Report
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Coverage: Global
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Therapeutic Assessment by Product Type: Mono, Combination, Mono/Combination
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Clinical Development Stages: Discovery, Preclinical, Phase I, Phase II, Phase III
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Route of Administration: Intra-articular, Intraocular, Intrathecal, Intravenous, Ophthalmic, Oral, Parenteral, Subcutaneous, Topical, Transdermal
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Molecule Type: Oligonucleotide, Peptide, Small Molecule
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Mechanism of Action: Complement Factor B inhibitor, BAFF/APRIL antagonist, antibody-dependent cellular cytotoxicity, Gd-IgA1 degrader, RNA interference, CD38 antagonist, and others
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Key IgA Nephropathy Companies: Eucure (Beijing) Biopharma Co., Ltd., Novartis, Vertex Pharmaceuticals, Biogen, Vera Therapeutics, AstraZeneca/Alexion Pharmaceuticals, F. Hoffmann-La Roche, Ionis Pharmaceuticals, Takeda Pharmaceutical, Arrowhead Pharmaceuticals, NovelMed, Walden Biosciences, Kira Pharmaceuticals, Purespring Therapeutics, Biohaven Therapeutics, Nanjing Chia-tai Tianqing Pharmaceutical, Keymed Biosciences Co., Ltd., Rona Therapeutics, Infinimmune, and others.
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Key IgA Nephropathy Pipeline Therapies: HSK39297, Zigakibart, Povetacicept, Felzartamab, Atacicept, ULTOMIRIS (ravulizumab), Sefaxersen, TAK-079 (mezagitamab), ARO-C3, NM8074 (ruxoprubart), WAL0921, KP104, PS-002, BHV-1400, CM313, NTQ5082, RNK288, IFX 301, and others.
Dive deep into rich insights for new IgA nephropathy treatments, visit @ IgA Nephropathy Drugs
Table of Contents
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Introduction
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Executive Summary
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IgA Nephropathy: Overview
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Pipeline Therapeutics
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Comparative Analysis
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Therapeutic Assessment
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IgA Nephropathy – DelveInsight’s Analytical Perspective
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Late Stage Products (Phase III)
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Mid Stage Products (Phase II)
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Early Stage Products (Phase I/II)
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Preclinical and Discovery Stage Products
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Inactive Products
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IgA Nephropathy Key Companies
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IgA Nephropathy Key Products
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IgA Nephropathy - Unmet Needs
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IgA Nephropathy - Market Drivers and Barriers
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IgA Nephropathy - Future Perspectives and Conclusion
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IgA Nephropathy Analyst Views
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Appendix
For further information on the IgA nephropathy cure research, reach out @ Medication for IgA Nephropathy Treatment
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