When a reaction occurs at the site of a vesicant injection (e.g., in patients receiving cancer chemotherapy), close monitoring by a physician or the injection of local antidotes may be required. Reactions that result in infection or necrosis may need to be treated with antibiotics or with surgical dÃ©bridement.
Cortisone (hydrocortisone) topical. Uses. This medication is used to treat a variety of skin conditions (e.g., insect bites, poison oak/ivy, eczema, dermatitis, allergies, rash, itching of the outer female genitals, anal itching). Hydrocortisone reduces the swelling, itching, and redness that can occur in these types of conditions.
How Do Cortisone Injections Work? The cortisone in the injection is a type of steroid that works by reducing inflammation in the affected area. Many people think cortisone is a pain reliever, which isnât the case. Pain relief comes as a result of the inflammation diminishing.