Practice question

Answer the question and get instant feedback.

MediumRespiratory MedicineCOPD-Roflumilast Useus-abfmus-abimus-usmle-step-2us-usmle-step-3

A 59-year-old man with chronic bronchitis phenotype, FEV₁ 42% predicted, on LAMA/LABA, ≥2 exacerbations last year and frequent cough. What add-on is appropriate to reduce exacerbations?

Educational content. Not a substitute for clinical judgement or local policy.