title: Blood levels following oral administration of theophylline preparations.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D000328:Adult; D000628:Aminophylline / Q000627:therapeutic use; D001249:Asthma / Q000097:blood* / Q000188:drug therapy; D002648:Child; D004304:Dosage Forms; D000431:Ethanol; D006801:Humans; D008297:Male; D008875:Middle Aged; D013607:Tablets; D013806:Theophylline / Q000008:administration & dosage / Q000097:blood* / Q000627:therapeutic use
chemical_list: D004304:Dosage Forms; D013607:Tablets; D000628:Aminophylline; D000431:Ethanol; D013806:Theophylline