title: Difficult asthma: beyond the guidelines.
mesh_terms: D001249:Asthma / Q000175:diagnosis / Q000188:drug therapy* / Q000517:prevention & control; D019819:Budesonide / Q000008:administration & dosage; D002648:Child; D002908:Chronic Disease; D016572:Cyclosporine / Q000008:administration & dosage; D004333:Drug Administration Routes; D005938:Glucocorticoids / Q000627:therapeutic use*; D006801:Humans; D016756:Immunoglobulins, Intravenous; D020024:Leukotriene Antagonists / Q000008:administration & dosage; D008727:Methotrexate / Q000008:administration & dosage; D010349:Patient Compliance; D010353:Patient Education as Topic; D013726:Terbutaline / Q000008:administration & dosage; D017211:Treatment Failure