An Open-Label Dose-Escalation Study to Assess the Safety and Tolerability of a Single Intravitreal Injection of SPVN20 Gene Therapy in Subjects with No Light Perception Due to End-Stage Rod-Cone Dystrophy, and Who Retain Dormant Foveal Cone Photoreceptors

Long title

An Open-Label Dose-Escalation Study to Assess the Safety and Tolerability of a Single Intravitreal Injection of SPVN20 Gene Therapy in Subjects with No Light Perception Due to End-Stage Rod-Cone Dystrophy, and Who Retain Dormant Foveal Cone Photoreceptors (NYRVANA)

Date receipt dossier

EU record number

B/BE/25/BVW4

EudraCT number

2025-520665-47-00

Company / Sponsor

SparingVision

Phase

I

Treated organism

Humans

Indication category

Eye degenerative disease

Disease

End-stage rod-cone dystrophy

Therapeutic approach

Immunotherapy

Genetic modification

Non-replicating recombinant vector derived from adeno-associated virus AAV2 carrying the G protein-gated inwardly rectifying potassium (GIRK) channel 1, mutated for an F137S amino-acid substitution (GIRK1(F137S)) gene

Method of transfer of nucleic acid of interest

Non-replicating recombinant vector derived from adeno-associated virus AAV2

Administered biological material

Genetically modified virus

Route of administration

Intravitreal

Locations in Belgium

UZ Gent

Nr of subjects

Up to 9 patients overall and 4 patients in Belgium

Foreseen duration

From July 2025 to July 2031 in Belgium

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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