title: A comparative study of two antihistamines.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D005260:Female; D006801:Humans; D008297:Male; D010632:Pheniramine / Q000008:administration & dosage*; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*
chemical_list: D003692:Delayed-Action Preparations; D010632:Pheniramine