Cortone etc. (cortisone acetate) is an adrenal corticosteroid with mild anti-inflammatory properties. Cortisone acetate is commonly used to treat inflammatory diseases in animals.
Although steroids can be remarkably fast-acting, life saving drugs, they often cause many unwanted side effects. Some of the more common side effects include weight gain, high blood pressure, thinning of the bones (osteoporosis), increased risk of diabetes, and an increased risk of infection.