If you're dealing with high blood pressure, Istin can be your ally in managing it effectively. This medication contains the active ingredient amlodipine, which belongs to a class of drugs called calcium channel blockers. Amlodipine works by relaxing blood vessels, making it easier for your heart to pump blood around your body. Istin is suitable for adults who need to control their blood pressure to reduce the risk of heart attacks, strokes, and kidney problems.