Practice question

Answer the question and get instant feedback.

ModerateRespiratory MedicineCOPDus-abimus-abfmus-usmle-step-2

A 44-year-old with COPD has FEV₁/FVC 0.58 post‑bronchodilator and FEV₁ 62% predicted. Best initial pharmacologic category per GOLD?

Practice more on iatroX

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