MediumEmergencySevere acute asthma in childau-amcau-acem
A 7-year-old boy with a history of asthma presents to the emergency department with severe respiratory distress. He is unable to speak full sentences, has a respiratory rate of 40 breaths/min, SpO₂ 88% on room air and widespread wheeze with poor air entry. Initial nebulised salbutamol has had minimal effect. According to the Australian Asthma Handbook, what is the next most appropriate treatment?