Triamcinolone is a long-acting synthetic corticosteroid given orally, by injection, by inhalation, or as a topical ointment or cream. Triamcinolone is used to treat several different medical conditions, such as eczema, psoriasis, arthritis, allergies, ulcerative colitis, lupus, sympathetic ophthalmia, temporal arteritis, uveitis, ocular inflammation, Urushiol-induced contact dermatitis, visualization during vitrectomy and the prevention of asthma attacks. Triamcinolone acetonide is a synthetic corticosteroid used to treat various skin conditions, to relieve the discomfort of mouth sores, and in nasal spray form, to treat allergic rhinitis. It is a more potent derivative of triamcinolone, and is about 8 times as potent as prednisone. Triamcinolone acetonide should not be used by those with tuberculosis or untreated fungal, bacterial, systemic viral or herpes simplex infections without consulting a doctor first.