Diltiazem CD belongs to a class of medications referred to as calcium channel blockers. Diltiazem CD works by relaxing blood vessels in the body and heart, allowing blood to flow more easily. In addition, it lowers the heart rate, lessening how hard the heart must work while lowering the blood pressure.
Diltiazem CD is used to treat high blood pressure and to prevent chest pain. Therefore, diltiazem CD helps to prevent heart attacks, kidney problems, and strokes indirectly. Lowering the blood pressure helps to prevent and lower the risk of such conditions.
Used regularly, diltiazem CD can help to reduce the number and severity of episodes of chest pain from angina. Diltiazem CD may also be used to increase your ability to exercise in addition to controlling the heartbeat in individuals with an irregular heartbeat.