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MediumRespiratory MedicineAsthma Exacerbationukmlamrcgp aktpanemrcem sbamrcp part 1prescribing safety assessment

A 29-year-old with asthma exacerbation has PEFR 48% best, RR 28, SpO₂ 94%, speaking phrases. Best next step after high-dose inhaled β₂-agonist?

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