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REGENXBIO Announces First Patient Dosed in Phase IIb/III NAAVIGATE Trial of Surabgene Lomparvovec in Diabetic Retinopathy; Company to Receive $100 Million Milestone

$RGNXPress releaseJun 29, 2026, 7:05 AM ETRead the release

REGENXBIO announced the first patient dosed in the Phase IIb/III NAAVIGATE trial of surabgene lomparvovec for diabetic retinopathy, triggering a $100 million milestone payment from partner AbbVie. The pivotal study is evaluating the one-time gene therapy in patients with non-proliferative diabetic retinopathy without center-involved diabetic macular edema, targeting a primary endpoint of improvement on the diabetic retinopathy severity scale at one year.

Key figures

Drug Name
Surabgene Lomparvovec (sura-vec, ABBV-RGX-314)
Phase Of Trial
Phase IIb/III
Dose level
1.0x10(12) genome copies (GC)/eye
Trial name
NAAVIGATE
Milestone payment usd
100000000
Trial enrollment target
135
Atmosphere ascend data date
Q4 2026

AI analysis

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    RGNX: REGENXBIO Announces First Patient Dosed in Phase IIb/III NAAVIGATE Trial of Surabgene Lomparvovec in Diabetic Retinopathy; Company to Receive $100 Million Milestone — AI Analysis | Signal8