Spero Therapeutics Receives $25 Million Milestone Triggered by GSK's Resubmitted NDA for SPR720
ByAinvest
Friday, Dec 19, 2025 8:52 am ET1min read
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Spero Therapeutics announced that GSK has resubmitted the New Drug Application (NDA) for SPR720, an oral antimicrobial agent for nontuberculous mycobacterial pulmonary disease. This triggers a $25 million milestone for the company. Spero Therapeutics is a clinical-stage biopharmaceutical company focused on rare diseases and multi-drug resistant bacterial infections.
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