MediumRespiratoryAcute asthma exacerbation in childrenau-amcau-acem
A 6-year-old boy presents with acute wheeze and shortness of breath. He has difficulty speaking in sentences, respiratory rate 32/min, SpO2 93% in air, and audible wheeze. According to the Australian Asthma Handbook, what is the most appropriate initial treatment in the emergency department?