Status:

RECRUITING

Safety and Efficacy of Tarperprumig in Adult Participants With Anti-Neutrophil Cytoplasmic Antibody (ANCA)-Associated Vasculitis

Lead Sponsor:

Alexion Pharmaceuticals, Inc.

Conditions:

Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis

Eligibility:

All Genders

18-80 years

Phase:

PHASE2

Brief Summary

The primary objective of this study is to evaluate the safety and tolerability of tarperprumig in participants with newly diagnosed or relapsing anti-neutrophil cytoplasmic antibody (ANCA)-associated ...

Eligibility Criteria

Inclusion

  • Newly diagnosed or relapsing ANCA-associated vasculitis, GPA and MPA subtypes consistent with the 2022 ACR/EULAR classification criteria for GPA and MPA for whom treatment with rituximab or cyclophosphamide is considered.
  • Positive test for antibodies to either PR3-ANCA or MPO-ANCA at Screening or in the past by a quantitative assay (for example, ELISA, bead assay).
  • At least one major item, or at least 3 minor items, or at least 2 renal items in the BVAS.

Exclusion

  • Other systemic diseases that, in the judgment of the Investigator, constitute the primary illness, including but not limited to: eosinophilic granulomatosis with polyangiitis (EGPA), systemic lupus erythematosus, IgA nephropathy and/or IgA associated vasculitis with or without Henoch-Schonlein purpura, rheumatoid vasculitis, Sjogren's syndrome, anti-GBM disease, cryoglobulinemic vasculitis, autoimmune hemolytic anemia, or mixed connective tissue disease.
  • Alveolar hemorrhage requiring invasive pulmonary ventilation support at Screening.
  • Any diseases or conditions that, in the judgment of the Investigator, present a substantial clinical risk to participate in this study.
  • For patients with a previous diagnosis of CKD, patients known to have a stable eGFR for greater than 3 months prior to Screening and a decline less than 25% of previous eGFR at Screening will be excluded.

Key Trial Info

Start Date :

November 26 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

February 9 2028

Estimated Enrollment :

75 Patients enrolled

Trial Details

Trial ID

NCT07160608

Start Date

November 26 2025

End Date

February 9 2028

Last Update

January 7 2026

Active Locations (78)

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Page 1 of 20 (78 locations)

1

Research Site

Ciudad de Buenos Aires, Argentina, C1015ABO

2

Research Site

Ciudad de Buenos Aires, Argentina, C1181ACH

3

Research Site

La Plata, Argentina, B1900AXI

4

Research Site

Rosario, Argentina, S2000DEJ