What is Cardizem?Cardizem and Cardizem CD are used to treat angina (chest pain usually caused by lack of oxygen to the heart due to clogged arteries). Cardizem and Cardizem LA (once-a-day tablet form) are used to treat angina caused by exertion. Cardizem CD and Cardizem LA are also used to treat high blood pressure. Cardizem SR is used only for the treatment of high blood pressure.
What is the most important information I should know about Cardizem?Cardizem may increase your risk for having very slow heart rate, worsened congestive heart failure, very low blood pressure, and liver injury.
Cardizem does not cure high blood pressure, it only controls it. You must continue to take Cardizem regularly.
If you are taking Cardizem for angina, do not stop suddenly. This can lead to an increase in your attacks.
Who should not take Cardizem?Do not take Cardizem if you have sick sinus syndrome (abnormal heart rhythm) or a type of irregular heartbeat known as second- or third-degree heart block unless you have a ventricular pacemaker.
Do not take Cardizem if you have recently suffered a heart attack or have lung congestion.
Do not take Cardizem if you have low blood pressure or if you are allergic to the drug or any of its ingredients.
What should I tell my doctor before I take the first dose of Cardizem?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Cardizem. Also, talk to your doctor about your complete medical history, especially if you have chronic heart failure, kidney disease, or liver disease.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: The average daily dose is 180 milligrams (mg) to 360 mg, divided into three or four smaller doses.
This is a once-daily form of Cardizem. For high blood pressure, starting doses range from 180-240 mg a day. For angina, doses range from 120-180 mg a day.
This is also a once-daily form of Cardizem. For high blood pressure, when used alone, doses start at 180-240 mg and may be increased to as much as 540 mg once daily. For angina, the starting dose is 180 mg once daily with increases every 7-14 days if needed.
The initial dosage is 60-120 mg taken twice a day. The usual dose is 240-360 mg a day.
How should I take Cardizem?Take Cardizem before meals and at bedtime. Cardizem CD, Cardizem LA, and Cardizem SR should be swallowed whole.
Take Cardizem exactly as prescribed by your doctor, even if you do not have any symptoms.
What should I avoid while taking Cardizem?Avoid becoming pregnant and breastfeeding while taking Cardizem. If you are pregnant or plan to become pregnant, speak with your doctor.
What are possible food and drug interactions associated with Cardizem?If Cardizem is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Cardizem with the following: beta-blockers, such as atenolol or propranolol; carbamazepine; cimetidine; cyclosporine; digoxin; lovastatin; midazolam; rifampin; and triazolam.
What are the possible side effects of Cardizem?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: abnormally slow heartbeat, dizziness, fatigue, fluid retention, flushing, headache, nausea, rash, weakness
Can I receive Cardizem if I am pregnant or breastfeeding?Taking Cardizem during pregnancy should be avoided. Tell your doctor immediately if you are pregnant or plan to become pregnant. Women taking Cardizem should not breastfeed because Cardizem passes into breast milk.
What should I do if I miss a dose of Cardizem?If you forget to take a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not take two doses at once.
How should I store Cardizem?Store at room temperature away from moisture.