GENERIC NAME: DILTIAZEM 24-HOUR SUSTAINED-ACTION CAPSULE - ORAL (dill-TIE-uh-zem)
BRAND NAME(S): Cardizem CD
USES: Diltiazem is used to treat high blood pressure (hypertension) and prevent chest pain (angina). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. When used regularly, diltiazem can decrease the number and severity of episodes of chest pain from angina. It may help increase your ability to exercise.Diltiazem is called a calcium channel blocker. It works by relaxing blood vessels in the body and heart so blood can flow more easily. Diltiazem also lowers your heart rate. These effects help the heart work less hard and lower blood pressure.OTHER This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional.Diltiazem may also be used to control your heart rate if you have a fast/irregular heartbeat (such as atrial fibrillation).
Quick GuideHeart Disease Pictures Slideshow: Coronary Artery Disease
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Use the pill identifier tool on RxList.