List of products in the National Drug Code with proprietary name . This medication is used to treat a variety of skin conditions (e.g., eczema, dermatitis, allergies, rash). Hydrocortisone butyrate reduces the swelling, itching, and redness that can occur in these types of conditions. The topical solution is used to treat severe dandruff (seborrheic dermatitis). This medication is a medium-strength corticosteroid.