What is Isovue-370?
Isovue-370 is a radiopaque (RAY dee oh payk) contrast agent. This medicine 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.
Isovue-370 is used to help diagnose certain disorders of the heart, brain, blood vessels, and nervous system.
Isovue-370 may also be used for purposes not listed in this medication guide.
You should not receive Isovue-370 if you have any type of active infection.
Before taking this medicine
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;
epilepsy or other seizure disorder;
sickle cell anemia;
an active infection;
pheochromocytoma (tumor of the adrenal gland);
multiple myeloma (bone cancer); or
a thyroid disorder.
It is not known whether Isovue-370 will harm an unborn baby. Tell your doctor if you are pregnant.
Tell your doctor if you are breast-feeding.
How is Isovue-370 used?
Isovue-370 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 Isovue-370.
Tell your caregivers if you feel any burning, pain, or swelling around the IV needle when Isovue-370 is injected.
Drink extra fluids before and after your radiologic test. Isovue-370 can cause you to get dehydrated, which can lead to dangerous effects on your kidneys. Follow your doctor's instructions about the types and amount of fluids you should drink before and after your test.
Older adults may need special care to avoid becoming dehydrated. Your kidney function may need to be checked after you have received Isovue-370.
Some people receiving Isovue-370 have had reactions that did not start until 30 to 60 minutes after the medicine was first given. Your caregivers may want to watch you during this period of time after your injection. This is to make sure you do not have any unwanted side effects or delayed reactions.
Isovue-370 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 this medicine.
What happens if I miss a dose?
Since Isovue-370 is used only during your radiologic test, you will not be on a dosing schedule.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while receiving Isovue-370?
Do not allow yourself to become dehydrated during the first few days after receiving Isovue-370. Call your doctor if you have any vomiting or diarrhea during this time. Follow your doctor's instructions about the types and amount of fluids you should drink.
Isovue-370 side effects
Get emergency medical help if you have signs of an allergic reaction (hives, difficult breathing, swelling in your face or throat) or a severe skin reaction (fever, sore throat, burning in your eyes, skin pain, red or purple skin rash that spreads and causes blistering and peeling).
Seek medical treatment if you have a serious drug reaction that can affect many parts of your body. Symptoms may include: skin rash, fever, swollen glands, flu-like symptoms, muscle aches, severe weakness, unusual bruising, or yellowing of your skin or eyes.
Call your doctor at once if you have:
a light-headed feeling, like you might pass out;
swelling, rapid weight gain, little or no urinating;
wheezing or trouble breathing;
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;
signs of a blood clot in the lung--chest pain, sudden cough or shortness of breath, coughing up blood; or
Common side effects may include:
hot flashes, burning sensation;
flushing (warmth, redness, or tingly feeling);
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 Isovue-370?
Tell your doctor about all your current medicines, especially:
More about Isovue-370 (iopamidol)
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Interactions
- Pricing & Coupons
- En Español
- Drug class: non-ionic iodinated contrast media
Related treatment guides
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.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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