TABLE 3.

Guidelines for Home Preparation of KI Solution Using 130-mg Tablet26

  • Put 1 130-mg KI tablet in a small bowl and grind into a fine powder with the back of a spoon. The powder should not have any large pieces.

  • Add 4 tsp (20 mL) of water to the KI powder. Use a spoon to mix them together until the potassium iodide powder is dissolved in the water.

  • Add 4 tsp (20 mL) of milk, juice, soda, or syrup (eg, raspberry) to the KI/water mixture. The resulting mixture is 16.25 mg of KI per teaspoon (5 mL)

  • Age-based dosing guidelines:

    • Newborn through 1 mo of age: 1 tsp

    • 1 month through 3 y of age: 2 tsp

    • 4 years through 17 y of age: 4 tsp (if child weighs more than 70 kg, give 1 130-mg tablet)

How already prepared potassium iodide mixture should be stored:
 Potassium iodide mixed with any of the recommended drinks will keep for up to 7 days in the refrigerator.
 The FDA recommends that the potassium iodide drink mixtures be prepared fresh weekly; unused portions should be discarded.