Iptacopan in Patients With ANCA Associated Vasculitis

Inclusion Criteria:

* Newly diagnosed or relapsed GPA and MPA (according to the 2022 ACR/EULAR classification criteria for GPA and MPA) requiring treatment with RTX and GC as per investigator's judgement.
* BVAS assessment with ≥1 major item, or ≥3 minor items, or ≥2 renal items at Screening.
* Positive antibody test for anti-proteinase 3 (PR3) or anti-myeloperoxidase (MPO) antibodies at Screening or with history of documented evidence of a positive antibody test.

Exclusion Criteria:

* Other systemic disease which constitutes the primary illness, including but not limited to: eosinophilic granulomatosis with polyangiitis (EGPA), moderate to severe systemic lupus erythematosus, IgA vasculitis (Purpura Schönlein-Henoch), rheumatoid vasculitis, Sjögren's syndrome, anti-glomerular basement membrane (GBM) disease, cryoglobulinemic vasculitis, autoimmune hemolytic anemia, autoimmune lymphoproliferative syndrome or mixed connective tissue disease.
* Alveolar hemorrhage requiring invasive pulmonary ventilation support at Screening.
* Severe kidney disease defined as estimated glomerular filtration rate (eGFR) \<15 mL/minute/1.73m2, or kidney failure defined as receiving renal replacement therapy such as hemo(dia)filtration, hemo-/peritoneal dialysis, or having received a kidney transplant.
* Received plasma exchange/-pheresis within 12 weeks prior to Screening.