title: Assessment of oral antiasthmatic drugs by inhalation challenges.
mesh_terms: D000328:Adult; D000485:Allergens / Q000008:administration & dosage; D001249:Asthma / Q000188:drug therapy*; D001985:Bronchial Provocation Tests; D002794:Choline / Q000031:analogs & derivatives / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004809:Ephedrine / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D010634:Phenobarbital / Q000627:therapeutic use; D011058:Pollen; D013806:Theophylline / Q000031:analogs & derivatives / Q000627:therapeutic use
chemical_list: D000485:Allergens; D013806:Theophylline; D004809:Ephedrine; D002794:Choline; D010634:Phenobarbital