3
A 7-year-old child with acute asthma exacerbation receives three back-to-back nebulizations of salbutamol but continues to have significant wheezing, retractions, and tachypnea. What is the most appropriate next step in management?
A
Administer systemic corticosteroids
B
Discharge the patient with inhaler therapy
C
Start intravenous antibiotics
D
Administer antihistamines