This information is not a substitute for medical advice. However, because drugs affect each person differently, we cannot guarantee that this information includes all possible side effects. red or purple rash that spreads on your skinĭisclaimer: Our goal is to provide you with the most relevant and current information.yellowing of your skin or the whites of your eyes.If your symptoms are potentially life threatening or if you think you’re experiencing a medical emergency, call 911. If you experience any serious side effects, call your doctor right away. If they’re more severe or don’t go away, talk with your doctor or pharmacist. If these effects are mild, they may go away within a few days or a couple of weeks. The more common side effects that occur with diltiazem include: However, it can cause other side effects. These effects, combined with lowering your blood pressure, help to reduce your chest pain.ĭiltiazem oral capsule doesn’t cause drowsiness. This means that your heart doesn’t have to work as hard to pump blood throughout your body. This drug also lowers your heart rate and dilates your coronary arteries. They have a similar chemical structure and are often used to treat similar conditions.ĭiltiazem works by relaxing the blood vessels in your heart and body. A class of drugs refers to medications that work similarly. How it worksĭiltiazem belongs to a class of drugs called calcium channel blockers. Why it’s usedĭiltiazem is used to treat chest pain and high blood pressure. It is also available as an immediate-release tablet, an extended-release tablet, and an intravenous (IV) solution, which is only given by a healthcare professional. In some cases, they may not be available in every strength or form as the brand.ĭiltiazem is available as an extended-release capsule. The extended-release form of diltiazem oral capsule is also available as a generic drug. Diltiazem oral tablet is available as the brand-name drug Cardizem. Diltiazem oral capsule is a prescription drug that’s available as the brand-name drugs Cardizem CD and Taztia XT.

Diltiazem er