Triamcinolone acetonide is a medication that is used to treat a variety of skin conditions such as eczema, dermatitis, allergies, and rash. It is a medium- to strong-potency corticosteroid that reduces the swelling, itching, and redness that can occur in these types of conditions. Triamcinolone acetonide comes in different forms, including cream, ointment, lotion, nasal spray, dental paste, and injectable forms. The form and strength of triamcinolone acetonide cream are based on the type of condition and the symptoms it’s causing. It works by controlling inflammation and calming overactive immune systems. Triamcinolone acetonide should only be used on the skin and should not be used on the face, groin, or underarms unless directed to do so by a doctor. It is important to follow the directions provided by a doctor or pharmacist when using this medication.