The prevention and treatment of hay fever.
D000305:Adrenal Cortex Hormones / Q000008:administration & dosage; D000941:Antigens; D001249:Asthma / Q000150:complications; D004205:Cromolyn Sodium / Q000627:therapeutic use; D006634:Histamine H1 Antagonists / Q000627:therapeutic use; D006801:Humans; D007136:Immunoglobulins; D006255:Rhinitis, Allergic, Seasonal / Q000150:complications
D000305:Adrenal Cortex Hormones; D000941:Antigens; D006634:Histamine H1 Antagonists; D007136:Immunoglobulins; D004205:Cromolyn Sodium