Diltiazem prescription

Diltiazem

Generic Name: diltiazem (dil TYE a zem)
Brand Names: Cardizem, Cardizem CD, Cardizem LA, Cardizem SR, Cartia XT, Dilacor XR, Diltia XT, Tiazac

What is the most important information I should know about diltiazem?

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Use caution when driving, operating machinery, or performing other hazardous activities. Diltiazem may cause dizziness or drowsiness. If you experience dizziness or drowsiness, avoid these activities.

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Do not stop taking this medication without first talking to your doctor. If you stop taking your medication, your condition could become worse.

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Follow any diet or exercise recommendations for your condition.

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Do not open, break, crush, or chew any extended-release forms of diltiazem such as Cardizem CD, Cardizem LA, Cardizem SR, Cartia XT, Diltia XT, or Dilacor XR. Swallow them whole.

What is diltiazem?

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Diltiazem is in a class of drugs called calcium channel blockers. Diltiazem relaxes (widens) your blood vessels (veins and arteries), which makes it easier for your heart to pump and reduces the workload on it.

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Diltiazem is used to treat hypertension (high blood pressure), to treat angina (chest pain), and to slow unusually fast heartbeats.

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Diltiazem may also be used for purposes other than those listed in this medication guide.

What should I discuss with my healthcare provider before taking diltiazem?

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Before taking this medication, tell your doctor if you have

ever had an allergic reaction to any form of diltiazem in the past;

kidney disease;

liver disease; or

other diseases of the heart or blood vessels such as sick sinus syndrome, aortic stenosis, congestive heart failure, heart block, low blood pressure, or coronary artery disease.

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You may not be able to take diltiazem, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.

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Talk to your doctor about consuming grapefruit or grapefruit juice while you are taking diltiazem. Diltiazem can interact with grapefruit and grapefruit juice and the interaction may have dangerous effects.

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Diltiazem is in the FDA pregnancy category C. This means that it is not known whether diltiazem will be harmful to an unborn baby. Do not take diltiazem without first talking to your doctor if you are pregnant or could become pregnant during treatment.

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Diltiazem passes into breast milk and may affect a nursing infant. Do not take diltiazem without first talking to your doctor if you are breast-feeding a baby.

How should I take diltiazem?

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Take diltiazem exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.

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Take each dose with a full glass of water.

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Do not open, break, crush, or chew any extended-release forms of diltiazem such as Cardizem CD, Cardizem LA, Cardizem SR, Cartia XT, Diltia XT, or Dilacor XR. Swallow them whole.

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If swallowing is difficult, the Tiazac capsules may be opened and the contents sprinkled onto a spoonful of applesauce. The applesauce should be swallowed immediately, without chewing, and followed with a glass of water to ensure complete swallowing of the capsule contents. The applesauce should not be hot and should be soft enough to enable swallowing without chewing. The mixture must be consumed immediately and not stored for later use.

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Dilacor XR and Diltia XT should be taken in the morning on an empty stomach.

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It is important to take diltiazem regularly to get the most benefit.

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Do not stop taking this medication without first talking to your doctor. If you stop taking the medication, your condition could become worse.

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Your doctor may want you to have blood tests, blood pressure monitoring, or other medical evaluations during treatment with diltiazem to monitor progress and side effects.

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Store diltiazem at room temperature away from moisture and heat.

What happens if I miss a dose?

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Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and take only the next regularly scheduled dose. Do not take a double dose of this medication.

What happens if I overdose?

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Seek emergency medical attention if an overdose is suspected.

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Symptoms of a diltiazem overdose include dizziness, weakness, chest pain, shortness of breath, fainting, an unusually fast or slow heartbeat, coma, slurred speech, and confusion.

What should I avoid while taking diltiazem?

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Use alcohol cautiously. Alcohol may further lower blood pressure and increase drowsiness and dizziness while taking diltiazem.

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Follow any recommendations your doctor makes about diet or exercise.

What are the possible side effects of diltiazem?

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If you experience any of the following serious side effects, stop taking diltiazem and contact your doctor immediately or seek emergency medical treatment:

an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);

unusually fast or slow heartbeats;

severe dizziness or fainting;

abnormal behavior or psychosis;

jaundice (yellowing of the skin or eyes); or

swelling of the legs or ankles.

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Other, less serious side effects may be more likely to occur. Continue to take diltiazem and talk to your doctor if you experience

fatigue or tiredness;

headache;

flushing (redness);

insomnia and vivid dreams;

nausea, diarrhea, or constipation;

difficulty urinating;

numbness; or

a rash.

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Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect diltiazem?

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Before taking this medication, tell your doctor if you are taking any of the following medicines:

other medicines to treat the same or another heart condition;

cyclosporine (Sandimmune, Neoral);

cimetidine (Tagamet, Tagamet HB);

carbamazepine (Tegretol);

digoxin (Lanoxin);

midazolam (Versed) or triazolam (Halcion); or

rifampin (Rifadin, Rimactane) or rifabutin (Mycobutin).

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You may not be able to take diltiazem, or you may require a dosage adjustment if you are taking any of the medicines listed above.

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Drugs other than those listed here may also interact with diltiazem or affect your condition. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including vitamins, minerals, and herbal products.

Where can I get more information?

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Your pharmacist has additional information about diltiazem written for health professionals that you may read.

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Remember, keep this and all other medicines out of the reach of children. Never share your medicines with others and only use this medication for the condition prescribed.

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Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/ or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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