iopamidol

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

What is iopamidol?

Iopamidol is a radiopaque (RAY dee oh payk) contrast agent. Iopamidol contains iodine, a substance that absorbs x-rays. Radiopaque contrast agents are used to allow blood vessels, organs, and other non-bony tissues to be seen more clearly on a CT scan or other radiologic (x-ray) examination.

Iopamidol is used to help diagnose certain disorders of the heart, brain, blood vessels, and nervous system.

Iopamidol may also be used for purposes not listed in this medication guide.

What should I discuss with my health care provider before receiving iopamidol?

Tell your doctor if you have ever had:

• any type of reaction to another contrast agent;
• liver or kidney disease;
• heart disease, including congestive heart failure;
• a stroke, blood clots, or coronary artery disease;
• asthma, hay fever, food allergies;
• epilepsy or other seizure disorder;
• sickle cell anemia;
• diabetes;
• an active infection;
• pheochromocytoma (tumor of the adrenal gland);
• multiple myeloma (bone cancer); or
• a thyroid disorder.

How is iopamidol used?

Iopamidol is given as an infusion into a vein or artery. A healthcare provider will give you this injection.

You may be given medication to prevent certain side effects while you are receiving iopamidol.

Tell your caregivers if you feel any burning, pain, or swelling around the IV needle when iopamidol is injected.

Older adults may need special care to avoid becoming dehydrated. Your kidney function may need to be checked after you have received iopamidol.

Iopamidol can interfere with certain medical tests for up to 16 days after you are treated with this medicine. Tell any doctor who treats you that you have recently received iopamidol.

What happens if I miss a dose?

Since iopamidol is used only during your radiologic test, you will not be on a dosing schedule.

What happens if I overdose?

What should I avoid while receiving iopamidol?

What are the possible side effects of iopamidol?

• a light-headed feeling, like you might pass out;
• swelling, rapid weight gain, little or no urinating;
• wheezing or trouble breathing;
• seizure (convulsions);
• swelling in your neck or throat (enlarged thyroid);
• thyroid symptoms --extreme tired feeling, dry skin, joint pain or stiffness, muscle pain or weakness, hoarse voice, feeling more sensitive to cold temperatures, weight gain;
• heart attack symptoms --chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating;
• signs of a blood clot in the lung --chest pain, sudden cough or shortness of breath, coughing up blood; or
• signs of a stroke --sudden numbness or weakness (especially on one side of the body), sudden severe headache, slurred speech, problems with vision or balance.

Common side effects may include:

• chest pain;
• slow heart rate;
• hot flashes, burning sensation;
• flushing (warmth, redness, or tingly feeling);
• nausea;
• hives; or
• dizziness.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect iopamidol?

Tell your doctor about all your current medicines, especially:

• diabetes medicine that contains metformin (Glucophage, Glucovance, Actoplus Met, PrandiMet, Avandamet, Kombiglyze, Janumet, Kazano, Invokamet, Jentadueto, Xigduo, Synjardy, Metaglip, and others).

This list is not complete. Other drugs may affect iopamidol, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

Where can I get more information?

Your doctor or pharmacist can provide more information about iopamidol.

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

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.

Copyright 1996-2023 Cerner Multum, Inc. Version: 4.01. Revision date: 4/10/2018.