title: An improved treatment of hay fever.
mesh_terms: D000287:Administration, Topical; D006801:Humans; D006854:Hydrocortisone / Q000008:administration & dosage; D009297:Nasal Mucosa; D010577:Petrolatum / Q000008:administration & dosage; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*
chemical_list: D010577:Petrolatum; D006854:Hydrocortisone