What about add-on second-line controller therapy?
Currie
Graeme P
GP
Saha
Sudip
S
Lee
Daniel K C
DK
D000280:Administration, Inhalation; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000008:administration & dosage; D001249:Asthma / Q000150:complications / Q000188:drug therapy*; D004359:Drug Therapy, Combination; D005938:Glucocorticoids / Q000008:administration & dosage* / Q000009:adverse effects*; D006801:Humans
D000894:Anti-Inflammatory Agents, Non-Steroidal; D005938:Glucocorticoids