Question

A 35-year-old man with acute severe asthma in ED: PEFR 35% predicted, SpO₂ 92% on air, RR 34. Which immediate adjunct may be added after high-dose nebulised β₂-agonist and systemic steroids?

Accepted Answer

IV magnesium sulphate 2 g over 20 minutes

Answer

Nebulised ipratropium alone for 24 h

Answer

IV aminophylline bolus 500 mg

Answer

Oral prednisolone 5 mg

Answer

Heliox via face mask as first-line

Practice question

A 35-year-old man with acute severe asthma in ED: PEFR 35% predicted, SpO₂ 92% on air, RR 34. Which immediate adjunct may be added after high-dose nebulised β₂-agonist and systemic steroids?