us-abfm MCQ (SBA): Mild persistent asthma

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EasyRespiratory MedicineMild persistent asthmaus-abfmus-usmle-step-2

A 32-year-old woman is diagnosed with mild persistent asthma. She uses her albuterol inhaler three to four times per week and has nighttime symptoms twice per month. Which controller therapy is most appropriate to initiate?

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