title: Antiasthmatic drugs--opening remarks.
mesh_terms: D000305:Adrenal Cortex Hormones / Q000627:therapeutic use; D000318:Adrenergic beta-Agonists / Q000627:therapeutic use; D001249:Asthma / Q000188:drug therapy*; D004205:Cromolyn Sodium / Q000627:therapeutic use; D006801:Humans; D007665:Ketotifen / Q000627:therapeutic use; D010276:Parasympatholytics / Q000627:therapeutic use; D013806:Theophylline / Q000627:therapeutic use
chemical_list: D000305:Adrenal Cortex Hormones; D000318:Adrenergic beta-Agonists; D010276:Parasympatholytics; D013806:Theophylline; D004205:Cromolyn Sodium; D007665:Ketotifen