List of products in the National Drug Code with proprietary name allergy nasal. This medication is used in a variety of conditions such as allergic disorders, arthritis, gout, blood diseases, breathing problems, certain cancers, eye diseases, intestinal disorders, collagen and skin diseases. Talk to your doctor about the risks and benefits of triamcinolone, especially if it is to be injected near your spine (epidural). Rare but serious side effects may occur with epidural use. Triamcinolone is known as a corticosteroid hormone (glucocorticoid). It works by decreasing your body's immune response to these diseases and reduces symptoms such as swelling.