Iosat Potassium Iodide tablets

Iosat is the only FDA-approved, full strength potassium iodide tablet (130 mg) that may be legally sold in the US. It blocks the thyroid’s absorption of cancer-causing radioactive iodine released from nuclear reactor emergencies such as Fukushima or nuclear weapon fallout. Half-strength (65 mg) ThyroSafe Potassium Iodide tablets are available here

• May 2028 exp date
• FDA approved in 1982
• 14 130 mg tablets per pack (small “baby-aspirin” sized)
• Individually foil sealed for single unit storage and dosing
• 14 day protection for adult (1 tablet each day of exposure)
• 28+ day protection for child (double-scored for exact dosing)
• No prescription required – OTC