Intranasal injections of long acting corticosteroids.
D000281:Administration, Intranasal; D000305:Adrenal Cortex Hormones; D005938:Glucocorticoids; D006801:Humans; D007267:Injections; D008775:Methylprednisolone; D011239:Prednisolone; D011245:Pregnadienes; D012220:Rhinitis; D006255:Rhinitis, Allergic, Seasonal
D000305:Adrenal Cortex Hormones; D005938:Glucocorticoids; D011245:Pregnadienes; D011239:Prednisolone; D008775:Methylprednisolone
HAY FEVER; INJECTIONS; METHYLPREDNISOLONE; PREDNISOLONE; RHINITIS