Cibadrex is used to treat high blood pressure. It works by blocking an enzyme that narrows blood vessels. Lowering blood pressure reduces the risk of heart disease and stroke. Cibadrex is used to improve heart function and helps reduce the burden on the heart by lowering blood pressure, allowing the heart to work more effectively. Cibadrex is also used as part of a preventive strategy for patients at risk of heart disease, such as those with a family history of heart problems or those with diabetes.