Phase 3, Open-label, Single-dose Study of CSL222 in Adolescent Male Subjects (≥ 12 to < 18 Years of Age) with Severe or Moderately Severe Hemophilia B

Long title

Phase 3, Open-label, Single-dose, Multicenter Study Investigating Efficacy, Safety, and Tolerability of CSL222 (Etranacogene Dezaparvovec) Administered to Adolescent Male Subjects (≥ 12 to < 18 Years of Age) with Severe or Moderately Severe Hemophilia B

Date receipt dossier

EU record number

B/BE/25/BVW3

EudraCT number

2023-505805-18

Company / Sponsor

CSL Behring LLC

Phase

III

Treated organism

Humans

Indication category

Genetic disorders

Disease

Hemophilia B

Therapeutic approach

Gene therapy

Genetic modification

Recombinant adeno associated viral vector containing the codon-optimised human PADUA factor IX (FIX) gene

Method of transfer of nucleic acid of interest

Non-pathogenic recombinant competent adeno-associated viral vector

Administered biological material

Genetically modified virus

Route of administration

Intravenous

Locations in Belgium

University Hospital Leuven (UZ Leuven)

Nr of subjects

Up to 18 patients overall

Foreseen duration

From 01-Oct-2025 till 23-Oct-2033

Type of procedure

Contained use and Deliberate release

Current status

Authorized

Information for the public

Information related to the decision procedure

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