Krystal Biotech Receives FDA Platform Technology Designation for HSV-1 Viral Vector Used in KB801 for the Treatment of Neurotrophic Keratitis

PITTSBURGH, Oct. 14, 2025 (GLOBE NEWSWIRE) -- Krystal Biotech, Inc. (the “Company”) (NASDAQ: KRYS) announced today that the United States Food and Drug Administration (FDA) granted platform technology designation to the genetically modified, non-replicating herpes simplex virus type 1 (HSV-1) viral vector used in the Company’s redosable eye drop gene therapy KB801, currently under evaluation in a randomized placebo controlled trial for the treatment of neurotrophic keratitis (NK).

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