title: Clinical effectiveness of commonly used oral bronchodilators in asthmatic children.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000008:administration & dosage / Q000494:pharmacology / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004809:Ephedrine / Q000009:adverse effects / Q000627:therapeutic use; D005260:Female; D006801:Humans; D006919:Hydroxyzine / Q000009:adverse effects / Q000627:therapeutic use; D008297:Male; D010634:Phenobarbital / Q000009:adverse effects / Q000627:therapeutic use; D010919:Placebos; D012119:Respiration / Q000187:drug effects; D013806:Theophylline / Q000009:adverse effects / Q000627:therapeutic use
chemical_list: D001993:Bronchodilator Agents; D010919:Placebos; D006919:Hydroxyzine; D013806:Theophylline; D004809:Ephedrine; D010634:Phenobarbital