Stephen J. Schueler, M.D.

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Overactive Thyroid Gland Radioactive Iodine

Treatment with radioactive iodine is the most common therapy for hyperthyroidism.

Lugol's solution contains a mixture of radioactive iodine. After an oral dose, radioactive iodine is absorbed by the thyroid and destroys the overactive cells in the thyroid. Thyroid hormone levels often return to normal within 6 to 12 weeks. In some cases it may take 4 to 6 months before the hormone levels decrease. Repeat treatments may be necessary.

Continue to Overactive Thyroid Gland Specialist

Last Updated: Mar 20, 2009 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Overactive Thyroid Gland References
  1. Franklyn JA, Sheppard MC, Maisonneuve P. Thyroid function and mortality in patients treated for hyperthyroidism. JAMA. 2005 Jul 6;294(1):71-80. [15998893]
  2. McKeown NJ, Tews MC, Gossain VV, Shah SM. Hyperthyroidism. Emerg Med Clin North Am. 2005 Aug;23(3):669-85, viii. [15982540]
  3. Simon NM, Blacker D, Korbly NB, Sharma SG, Worthington JJ, Otto MW, Pollack MH. Hypothyroidism and hyperthyroidism in anxiety disorders revisited: new data and literature review. J Affect Disord. 2002 May;69(1-3):209-17. [12103468]
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