If someone with a certain overactive thyroid condition takes a specific dose of iodine every day, their thyroid hormone levels go back to normal or low in about 8 out of 10 people within six months — and it seems to be safe.

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Evidence from Studies

Supporting (1)

38

Community contributions welcome

38

Iodide-sensitive Graves' hyperthyroidism and the strategy for resistant or escaped patients during potassium iodide treatment.

Cohort Study

Human

2022 Aug 29

The study looked at the exact same treatment and patients described in the claim and found that about 84% had their thyroid hormone levels return to normal or low within six months, just like the claim says, with no serious side effects.

Contradicting (0)

0

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Iodide-sensitive Graves' hyperthyroidism and the strategy for resistant or escaped patients during potassium iodide treatment.

Score: 38

DOI: 10.1507/endocrj.EJ21-0436

Similar Assertions

Some people with an overactive thyroid get better after taking potassium iodide. If their TSH hormone goes back to normal or high, they’re much more likely to stay in remission long-term compared to those whose TSH stays too low.

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87%

If someone with an overactive thyroid from Graves' disease hasn't been treated yet, older people with smaller thyroid glands and milder symptoms are more likely to get back to normal hormone levels after taking potassium iodide.

38

0

84%

Some people with an overactive thyroid don't respond well to iodine treatment, but adding a low-dose medicine or using radiation therapy can help get their thyroid back on track.

38

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78%