Asthma

A 28-year-old known asthmatic presents with severe dyspnoea, RR 32, SpO2 89% on RA, unable to speak in full sentences, peak flow 35% predicted. The MOST appropriate initial management is:

In a 35-year-old with new-onset severe asthma and eosinophilia (>1.5 × 10^9/L), the MOST appropriate consideration is:

In a 50-year-old patient with severe acute asthma, the MOST appropriate evidence for use of NIV (BiPAP) in asthma is:

In acute exacerbation of asthma, the MOST appropriate first-line corticosteroid regimen is: