This product is used to treat high blood pressure. lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems.this product contains 2 medications: perindopril and indapamide. perindopril belongs to a class of drugs known as ace inhibitors and works by relaxing blood vessels so blood can flow more easily. indapamide belongs to a class of drugs known as diuretics/"water pills." it works by causing you to make more urine. this helps your body get rid of extra salt and water.