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MediumRespiratory MedicineCOPD-Exacerbation Preventionus-abfmus-abimus-usmle-step-2us-usmle-step-3

A 70‑year‑old with COPD, frequent exacerbations, and blood eosinophils 380/µL on dual bronchodilator therapy (LABA/LAMA) continues to exacerbate. What is the next best step?

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