Oral theophylline and asthma.
D000208:Acute Disease; D000284:Administration, Oral; D000328:Adult; D001249:Asthma / Q000097:blood / Q000188:drug therapy* / Q000453:epidemiology; D002648:Child; D003692:Delayed-Action Preparations; D006801:Humans; D009520:New Zealand; D013806:Theophylline / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*
D003692:Delayed-Action Preparations; D013806:Theophylline