sodium iodide (123I)

How was your experience with sodium iodide (123I)?

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What are you taking sodium iodide (123I) for?

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  • Other
  • Deficiency Diseases
  • Hyperthyroidism

How long have you been taking it?

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  • Less than a week
  • A couple weeks
  • A month or so
  • A few months
  • A year or so
  • Two years or more

How well did sodium iodide (123I) work for you?

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Uses of sodium iodide (123I)


sodium iodide (123I) is used in the treatment of:

  • Hyperthyroidism

sodium iodide (123I) is used in the prevention of:

  • Deficiency Diseases

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.

sodium iodide (123I) Drug Class

sodium iodide (123I) is part of the drug class:

sodium iodide (123I) Interactions

This is not a complete list of sodium iodide (123I)drug interactions. Ask your doctor or pharmacist for more information.

sodium iodide (123I) and Pregnancy

Tell your doctor if you are pregnant or plan to become pregnant.

The FDA categorizes medications based on safety for use during pregnancy. Five categories - A, B, C, D, and X, are used to classify the possible risks to an unborn baby when a medication is taken during pregnancy.

Sodium Iodide I123 falls into category C:

In animal studies, pregnant animals were given this medication and had some babies born with problems. No well-controlled studies have been done in humans, though. Therefore, this medication may be used if the potential benefits to the mother outweigh the potential risks to the unborn child.


There are no well-controlled studies that have been done in pregnant women. Sodium Iodide I123 should be used during pregnancy only if the possible benefit outweighs the possible risk to the unborn baby.


No studies have been done in animals, and no well-controlled studies have been done in pregnant women. Sodium Iodide I123 should be given to a pregnant woman only if clearly needed.

sodium iodide (123I) Dosage

Take sodium iodide (123i) exactly as prescribed by your doctor. Follow the directions on your prescription label carefully.

The sodium iodide (123I) dose your doctor recommends will be based on the following (use any or all that apply):

  • the condition being treated
  • other medical conditions you have
  • other medications you are taking
  • how you respond to this medication
  • your weight
  • your height
  • your age
  • your gender

sodium iodide (123I) is available in the following doses:

  • Sodium Iodide I-123 100 Uci Oral Capsule
  • Sodium Iodide I-123 200 Uci Oral Capsule

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