title: An evaluation of theophylline/ephedrine with and without hydroxyzine in asthma.
mesh_terms: D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000188:drug therapy* / Q000503:physiopathology; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D004359:Drug Therapy, Combination; D004809:Ephedrine / Q000009:adverse effects / Q000627:therapeutic use*; D005541:Forced Expiratory Volume; D006801:Humans; D006919:Hydroxyzine / Q000009:adverse effects / Q000627:therapeutic use*; D008448:Maximal Expiratory Flow Rate; D008875:Middle Aged; D010366:Peak Expiratory Flow Rate; D013806:Theophylline / Q000009:adverse effects / Q000627:therapeutic use*; D013997:Time Factors; D014797:Vital Capacity
chemical_list: D006919:Hydroxyzine; D013806:Theophylline; D004809:Ephedrine