Inhaled corticosteroids are considered by many to be the most effective therapy.
Dahl
R
R
D000280:Administration, Inhalation; D018927:Anti-Asthmatic Agents / Q000008:administration & dosage* / Q000627:therapeutic use; D001249:Asthma / Q000188:drug therapy; D001507:Beclomethasone / Q000008:administration & dosage* / Q000627:therapeutic use; D019819:Budesonide / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans
D018927:Anti-Asthmatic Agents; D019819:Budesonide; D001507:Beclomethasone