Sterapred DS is a steroid. This medicine prevents the release of substances in the body that cause inflammation. This medicine also suppresses the immune system. Sterapred DS is used as an anti-inflammatory or an immunosuppressant medication. This medicine treats many different conditions such as allergic disorders, . Mar 27, 2017 . Prednisone is a prescription medication used most commonly to treat a variety of common diseases and conditions. Learn about side effects, drug interactions, dosages, warnings, and more.