Isovue-370 Side Effects

Generic Name: iopamidol

Note: This page contains information about the side effects of iopamidol. Some of the dosage forms included on this document may not apply to the brand name Isovue-370.

Not all side effects for Isovue-370 may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Applies to iopamidol: injectable solution, intrathecal solution

Some of the side effects of iopamidol (the active ingredient contained in Isovue-370) can occur up to 24 hours after you have received the medication.

Get emergency medical help if you have any of these signs of an allergic reaction while taking iopamidol: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • urinating less than usual or not at all;

  • severe headache lasting several days, especially if you also have nausea and vomiting;

  • seizure (convulsions);

  • feeling light-headed, fainting;

  • uneven heartbeat;

  • wheezing or trouble breathing;

  • fever, chills, body aches, flu symptoms;

  • severe swelling of the glands in your neck or jaw; or

  • pain, tenderness, redness, or skin changes where the medicine was injected.

Other less serious side effects are more likely to occur, such as:

  • headache;

  • nausea, vomiting;

  • joint or muscle pain;

  • back ache, stiff neck;

  • numbness, warmth, or tingly feeling;

  • burning or tingling pain in your lower back, buttocks, or the back of your leg;

  • ringing in your ears;

  • increased sweating, itchy skin;

  • chills, stuffy nose, sneezing;

  • problems with your vision or hearing; or

  • confusion, slurred speech.

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.

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