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NRx Pharmaceuticals Reports Positive FDA Office of Generic Drugs Feedback on Preservative-Free Ketamine Program

$NRXPPress releaseApr 22, 2026, 7:00 AM ETRead the release

NRx Pharmaceuticals received a positive Discipline Review Letter from the FDA Office of Generic Drugs for its preservative-free ketamine program, which requested only minor administrative changes and stability data updates. FDA leadership voiced support for completing the review within the current cycle to address supply shortages, with approval targeted for Summer 2026, aligning with a new Executive Order on mental health treatments.

Key figures

Target approval date
Summer 2026

AI analysis

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    NRXP: NRx Pharmaceuticals Reports Positive FDA Office of Generic Drugs Feedback on Preservative-Free Ketamine Program — AI Analysis | Signal8