title: Seasonal allergic rhinitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002986:Clinical Trials as Topic; D004205:Cromolyn Sodium / Q000627:therapeutic use*; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D007093:Imidazoles / Q000627:therapeutic use*; D008297:Male; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*
chemical_list: D007093:Imidazoles; D004205:Cromolyn Sodium; C009695:xylometazoline