Generic Name: Diltiazem Injection (dil TYE a zem)
Brand Name: Cardizem
Medically reviewed on Nov 7, 2018
Uses of Diltiazem Injection:
- It is used to treat certain types of abnormal heartbeats.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Diltiazem Injection?
- If you have an allergy to diltiazem or any other part of diltiazem injection.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have certain types of abnormal heartbeats. There are many types of abnormal heartbeats with which diltiazem injection must not be used. Ask your doctor or pharmacist if you are not sure.
- If you have low blood pressure.
- If you have had a recent heart attack.
- If you are taking ivabradine.
- If you are taking rifampin.
- If you are breast-feeding or plan to breast-feed.
This is not a list of all drugs or health problems that interact with diltiazem injection.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take diltiazem injection with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Diltiazem Injection?
- Tell all of your health care providers that you take diltiazem injection. This includes your doctors, nurses, pharmacists, and dentists.
- Avoid driving and doing other tasks or actions that call for you to be alert until you see how diltiazem injection affects you.
- To lower the chance of feeling dizzy or passing out, rise slowly if you have been sitting or lying down. Be careful going up and down stairs.
- Talk with your doctor before you drink alcohol.
- Check blood pressure and heart rate as the doctor has told you. Talk with the doctor.
- You may need to have an ECG checked before starting diltiazem injection and while taking it. Talk with your doctor.
- If you are taking diltiazem injection and have high blood pressure, talk with your doctor before using OTC products that may raise blood pressure. These include cough or cold drugs, diet pills, stimulants, ibuprofen or like products, and some natural products or aids.
- If you drink grapefruit juice or eat grapefruit often, talk with your doctor.
- This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking diltiazem injection with your other drugs.
- If you are 65 or older, use diltiazem injection with care. You could have more side effects.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using diltiazem injection while you are pregnant.
How is this medicine (Diltiazem Injection) best taken?
Use diltiazem injection as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- It is given as a shot into a vein.
- It is given as an infusion into a vein over a period of time.
What do I do if I miss a dose?
- Call your doctor to find out what to do.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Very bad dizziness or passing out.
- Slow heartbeat.
- A new or worse heartbeat that does not feel normal.
- Heart failure has gotten worse in some people taking diltiazem injection. If you have heart failure, talk with your doctor. Call your doctor right away if you have shortness of breath, a big weight gain, or swelling in the arms or legs.
- A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.
What are some other side effects of Diltiazem Injection?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Irritation where the shot is given.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Diltiazem Injection?
- If you need to store diltiazem injection at home, talk with your doctor, nurse, or pharmacist about how to store it.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about diltiazem injection, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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