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A Study of Complement 3 Glomerulopathy (C3G) Patients Treated With Iptacopan Through an Early Access Program in Spain (ROUTE-C3G)

14. května 2026 aktualizováno: Novartis Pharmaceuticals

Clinical Experience With Iptacopan in Adult Patients With Complement 3 Glomerulopathy (C3G): A Multicenter, Observational, Retrospective Study of Patients Treated Through an Early Access Program in Spain

This study aims to characterize the patient profiles and the clinical experience of iptacopan treatment in adult patients with C3G treated through an early access program (EAP) in Spain.

Přehled studie

Postavení

Zatím nenabíráme

Podmínky

Typ studie

Pozorovací

Zápis (Odhadovaný)

35

Kontakty a umístění

Tato část poskytuje kontaktní údaje pro ty, kteří studii provádějí, a informace o tom, kde se tato studie provádí.

Studijní kontakt

Studijní záloha kontaktů

  • Jméno: Novartis Pharmaceuticals

Kritéria účasti

Výzkumníci hledají lidi, kteří odpovídají určitému popisu, kterému se říká kritéria způsobilosti. Některé příklady těchto kritérií jsou celkový zdravotní stav osoby nebo předchozí léčba.

Kritéria způsobilosti

Věk způsobilý ke studiu

  • Dospělý
  • Starší dospělý

Přijímá zdravé dobrovolníky

Ne

Metoda odběru vzorků

Vzorek nepravděpodobnosti

Studijní populace

Adult patients with a diagnosis of C3G who have received at least one dose of iptacopan through an EAP from 01 October 2020 through 30 June 2025.

Popis

Inclusion criteria:

  1. Adult patients (≥18 years).
  2. Biopsy-confirmed C3G.
  3. Patients who have received at least one dose of iptacopan through an EAP from October 2020 to June 2025.

Exclusion criteria:

1. Patients treated with iptacopan through an EAP for indications other than C3G.

Studijní plán

Tato část poskytuje podrobnosti o studijním plánu, včetně toho, jak je studie navržena a co studie měří.

Jak je studie koncipována?

Detaily designu

Kohorty a intervence

Skupina / kohorta
Iptacopan Cohort
Adult patients with C3G who received iptacopan through an EAP in Spain.

Co je měření studie?

Primární výstupní opatření

Měření výsledku
Popis opatření
Časové okno
Výška
Časové okno: Základní linie
Základní linie
Hmotnost
Časové okno: Základní linie
Základní linie
Krevní tlak
Časové okno: Výchozí hodnota
Systolický a diastolický krevní tlak.
Výchozí hodnota
Výchozí demografické údaje
Časové okno: Výchozí stav
Výchozí stav
Number and Percentage of Patients by Clinical Characteristic
Časové okno: Baseline

Clinical characteristics include:

  • Kidney status
  • History of dialysis
  • Presence of edema
  • Comorbidities
  • C3G histology subtype
  • Previous medication
  • Vaccination status
  • Receipt of antibiotic prophylaxis in addition to vaccination
  • History of severe infections
Baseline
Duration of Antibiotic Prophylaxis
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number of Hospitalizations due to Severe Infection Before Iptacopan Initiation
Časové okno: Baseline
Baseline
Age at C3G Diagnosis
Časové okno: Baseline
Baseline
Number and Percentage of Patients by Clinical Features at First C3G Diagnosis
Časové okno: Baseline

Clinical features include:

  • Clinical presentation (nephrotic, nephritic, isolated non-nephrotic proteinuria, asymptomatic urinary abnormalities)
  • Presence of pathogenic variants in complement-related genes
  • Presence of autoantibodies against complement components
Baseline
Age at Last Kidney Transplantation Before Iptacopan Initiation
Časové okno: Baseline
Baseline
Number of Kidney Transplants Before Iptacopan Initiation
Časové okno: Baseline
Baseline
Number and Percentage of Patients by Clinical Features of Last Kidney Transplant Before Iptacopan Initiation
Časové okno: Baseline

Clinical features include:

  • Previous recurrence with kidney failure
  • Kidney donor type
  • Highly sensitized (yes/no)
  • Immediate graft function
  • Type of induction therapy
  • Type of maintenance immunosuppressive (IS) therapy
  • Kidney transplant rejection episode and type of rejection
Baseline
Duration of Cold Ischemia for the Last Kidney Transplant Before Iptacopan Initiation
Časové okno: Baseline
Baseline
Post-Kidney Transplant Estimated Glomerular Filtration Rate (eGFR)
Časové okno: Baseline
Baseline
Number and Percentage of Patients by Type of Biopsy Performed to Confirm Recurrence of C3G After Kidney Transplant
Časové okno: Baseline
Baseline
Duration Between Last Kidney Transplant and Biopsy Confirmed C3G Recurrence
Časové okno: Baseline
Baseline
eGFR at Last Post-transplant C3G Recurrence
Časové okno: Baseline
Baseline
Serum Albumin Concentration at Last Post-transplant C3G Recurrence
Časové okno: Baseline
Baseline
Urine Protein-Creatine Ratio (UPCR) From First-Morning Void (FMV) at Last Post-transplant C3G Recurrence
Časové okno: Baseline
Baseline
Proteinuria-24h at Last Post-transplant C3G Recurrence
Časové okno: Baseline
Total protein excretion from 24-hour collection.
Baseline
Serum Complement Component 3 (C3) Concentration at Last Post-transplant C3G Recurrence
Časové okno: Baseline
Baseline

Sekundární výstupní opatření

Měření výsledku
Popis opatření
Časové okno
UPCR FMV During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
UPCR-24h During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
UPCR from 24-hour collection.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Proteinuria-24h During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Total protein excretion from 24-hour collection.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Urine Albumin-to-Creatinine Ratio (UACR) FMV During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
UACR-24h During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
UACR from 24-hour collection.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Albuminuria-24h During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Total albumin excretion from 24-hour collection.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Serum Albumin Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Serum Creatinine Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
eGFR During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Difference Between Post- and Pre-Iptacopan Treatment eGFR Slopes
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients With Kidney Failure
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients With a Kidney Transplant During Follow-up
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients Who Initiate Dialysis During Follow-up
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Red Blood Cells (RBC) Count per High Power Field (HPF) During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Intensity of C3 Deposit in Direct Immunofluorescence (DIF) During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36

DIF intensity:

  • 0 (negative)
  • +1 (mild)
  • +2 (moderate)
  • +3 (strong)
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Type of Antibody Used for DIF at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Presence of Globally Sclerotic Glomeruli and Glomeruli With Crescents at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Percentage of Globally Sclerotic Glomeruli and Glomeruli With Crescents at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Degree of Interstitial Fibrosis/Tubular Atrophy (IF/TA) at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36

Degree of IF/TA categories:

  • None
  • Mild (<25%)
  • Moderate (25-50%)
  • Severe (>50%)
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Presence of Arteriosclerosis or Arteriolosclerosis at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Light Microscopy Pattern at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36

Light microscopy patterns:

  • Membranoproliferative glomerulonephritis (MPGN)
  • Diffuse endocapillary glomerulonephritis (GN)
  • Mesangial proliferative GN
  • Diffuse sclerosing GN
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Presence of Double Contours at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Presence of Leukocyte Infiltration at Each Biopsy During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Serum C3 Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Serum Complement Component 4 (C4) Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Serum Soluble Membrane Attach Complex (sC5b-9) Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Total Complement Function Assay (CH50) Concentration During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Daily Iptacopan Dose During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number of Missed or Delayed Doses During Iptacopan Treatment
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients With Missed or Delayed Doses During Iptacopan Treatment
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients Who Discontinued Iptacopan Treatment
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Reason for Iptacopan Treatment Discontinuation
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Time to Iptacopan Treatment Discontinuation
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Type of Concomitant Therapies
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Treatment Dose of Concomitant Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients on the Maximum Tolerated Dose of Concomitant Treatment: Renin-angiotensin System (RAS) Blockade
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients by Reason for Stopping Concomitant Treatment
Časové okno: Months 3, 6, 9, 12, 18, 24, 30, and 36
Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients With Adverse Events of Special Interest (AESI)
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
AESIs include infections by encapsulated bacteria, thyroid abnormality, testicular abnormality, hypersensitivity reaction, malignancy, and thrombocytopenia.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients With Severe AESI
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36

AESI include infections by encapsulated bacteria, thyroid abnormality, testicular abnormality, hypersensitivity reaction, malignancy, and thrombocytopenia.

Infections are categorized as severe if present with any of the following: fever with shivers/chills; headache with fever; fever with rash; fever with chest pain and cough; fever with breathlessness/fast breathing; fever with high heart rate; headache with nausea/vomiting; headache with stiff neck/back; confusion; body aches with flu-like symptoms; clammy skin; eyes sensitive to light.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients Hospitalized due to an AESI
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
AESIs include infections by encapsulated bacteria, thyroid abnormality, testicular abnormality, hypersensitivity reaction, malignancy, and thrombocytopenia.
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Length of Stay in Hospital
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Number and Percentage of Patients who Die During Iptacopan Treatment
Časové okno: Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36
Baseline, Months 3, 6, 9, 12, 18, 24, 30, and 36

Spolupracovníci a vyšetřovatelé

Zde najdete lidi a organizace zapojené do této studie.

Sponzor

Novartis Pharmaceuticals

Vyšetřovatelé

  • Ředitel studie: Novartis Pharmaceuticals, Novartis Pharmaceuticals

Termíny studijních záznamů

Tato data sledují průběh záznamů studie a předkládání souhrnných výsledků na ClinicalTrials.gov. Záznamy ze studií a hlášené výsledky jsou před zveřejněním na veřejné webové stránce přezkoumány Národní lékařskou knihovnou (NLM), aby se ujistily, že splňují specifické standardy kontroly kvality.

Hlavní termíny studia

Začátek studia (Odhadovaný)

16. května 2026

Primární dokončení (Odhadovaný)

30. září 2026

Dokončení studie (Odhadovaný)

30. září 2026

Termíny zápisu do studia

První předloženo

14. května 2026

První předloženo, které splnilo kritéria kontroly kvality

14. května 2026

První zveřejněno (Aktuální)

20. května 2026

Aktualizace studijních záznamů

Poslední zveřejněná aktualizace (Aktuální)

20. května 2026

Odeslaná poslední aktualizace, která splnila kritéria kontroly kvality

14. května 2026

Naposledy ověřeno

1. května 2026

Více informací

Termíny související s touto studií

Klíčová slova

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Plán pro data jednotlivých účastníků (IPD)

Plánujete sdílet data jednotlivých účastníků (IPD)?

NE

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