Moexipril HCl is primarily used in the treatment of hypertension, helping to lower high blood pressure by relaxing blood vessels, which allows blood to flow more easily. This reduces the risk of strokes, heart attacks, and kidney problems. It is also prescribed for heart failure management, improving survival rates and decreasing hospitalization needs. Additionally, it may be used post-heart attack to improve survival and reduce the risk of further cardiac events. Patients are typically advised to take it consistently at the same time each day for optimal effectiveness. It is often part of a comprehensive treatment plan that includes lifestyle changes like diet and exercise.