SURE-IT O is a combination of two medicines: Sucralfate and Oxetacaine / Oxethazaine. Sucralfate is a medication to treat ulcers. It covers the damaged ulcer tissue in the stomach and protects it from acid or injury to facilitate healing. Oxetacaine / Oxethazaine is a local anesthetic whose numbing effect provides fast relief from pain caused due to ulcers or acidic injury in the stomach. SURE-IT O is used in the treatment of acidity, heartburn and stomach ulcers.