Iobenguane I 123 Side Effects
Medically reviewed by Drugs.com. Last updated on Feb 6, 2025.
Applies to iobenguane I 123: intravenous solution.
It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly.
You will be exposed to radiation when you are given this medicine. Talk with your doctor if you have concerns about this.
This medicine may cause a serious type of allergic reaction called anaphylaxis. Anaphylaxis can be life-threatening and requires immediate medical attention. Tell your doctor right away if you have a rash, itching, swelling of the face, tongue, and throat, trouble breathing, or chest pain after you receive this medicine.
This medicine contains benzyl alcohol which may cause serious reactions to premature or low-birthweight infants. Discuss this with your doctor if you are concerned.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Common side effects of iobenguane I 123
Some side effects of iobenguane I 123 may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less common side effects
- bleeding, blistering, bruising, burning, coldness, discoloration of the skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
- dizziness
- feeling of warmth or redness of the face, neck, arms, and occasionally, upper chest
Rare side effects
- headache
Serious side effects of iobenguane I 123
Along with its needed effects, iobenguane I 123 may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor or nurse immediately if any of the following side effects occur while taking iobenguane I 123:
Incidence not known
- difficulty breathing or swallowing
- fast heartbeat
- fever
- hives
- hoarseness
- irritation
- itching
- joint pain, stiffness, or swelling
- nausea
- rash
- reddening of the skin, especially around the ears
- swelling of the eyes, face, or inside of the nose
- tightness in the chest
- unusual tiredness or weakness
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Further information
Iobenguane I 123 side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.