4
A 9-year-old girl with poorly controlled asthma experiences daily symptoms and frequent nocturnal awakenings despite using low-dose inhaled corticosteroids regularly. According to stepwise asthma management, what is the next step in therapy?
A
Stop inhaled corticosteroids
B
Add long-acting beta-agonist to inhaled corticosteroid therapy
C
Switch to oral antibiotics
D
Use leukotriene antagonist alone and discontinue ICS