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Sionna Therapeutics Announces Initiation of PreciSION CF Phase 2a Trial Evaluating NBD1 Stabilizer, SION-719, When Added to Standard of Care in Participants with Cystic Fibrosis

SION-719 is the first NBD1 stabilizer being evaluated in people living with cystic fibrosis Topline data expected in mid-2026 WALTHAM, Mass., Oct. 21, 2025 (GLOBE NEWSWIRE) -- Sionna Therapeutics, Inc. (NASDAQ:SION),