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ModerateRespiratory MedicineCOPD-Pharmacologic Escalationus-abfmus-abimus-usmle-step-2

A 55-year-old woman with new dyspnea has spirometry showing FEV1/FVC 0.62 and FEV1 58% predicted, frequent exacerbations despite LAMA. She is a former smoker. According to widely used guidance, what is the next pharmacologic step?

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