Kenalog Injection 40 mg Multiple-Dose Vial 10 mL (Rx)Kenalog injection is a form of triamcinolone, a synthetic corticosteroid hormone. It is primarily used to treat inflammation and pain caused by a variety of conditions, including arthritis, allergic reactions, skin disorders, and various types of joint pain (such as bursitis and tennis elbow). Kenalog injection may also be used to treat certain eye conditions and certain types of cancer. Kenalog injection works by suppressing the body's immune