[Theophylline in asthma and COPD. Saving on inhalational steroids].
D000280:Administration, Inhalation; D000893:Anti-Inflammatory Agents / Q000008:administration & dosage* / Q000009:adverse effects; D001249:Asthma / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D004305:Dose-Response Relationship, Drug; D004359:Drug Therapy, Combination; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*; D013256:Steroids; D013806:Theophylline / Q000008:administration & dosage* / Q000009:adverse effects
D000893:Anti-Inflammatory Agents; D003692:Delayed-Action Preparations; D013256:Steroids; D013806:Theophylline