Iodine is a chemical element with the element symbol I and belongs to the group of halogens. Naturally, the chemical element iodine occurs in bound form in its salts. Examples of the salt forms of iodine are potassium iodide and sodium iodide. Iodine is supplied with food and is an indispensable element for the animal … Iodide
Pharmacokinetics and pharmacodynamics (mode of action) As already described, the diet contains almost exclusively iodine in the form of its salts, i.e. in the form of iodide. In the gastrointestinal tract, this is absorbed and passes into the so-called extracellular fluid, i.e. the fluid that is present between the cells. Iodine, which is released by … Pharmacokinetics and pharmacodynamics (mode of action) | Iodide
Effect of excess iodine on the synthesis of thyroid hormones During normal functioning of the thyroid gland, a permanent excess of iodine (several hundred milligrams with an actual daily requirement of 200 micrograms) inhibits iodine absorption and thyroid hormone production. This effect is known as the Wolff-Chaikoff effect. In the past, this effect was used … Effect of excess iodine on the synthesis of thyroid hormones | Iodide
Fields of application of iodide preparations If the formation of an enlargement of the thyroid gland is to be prevented, a daily intake of 100 μg or also 200 μg iodide is sufficient. If enlargement is already present, 200 μg to 400 μg are taken daily to reduce the size of the thyroid gland. In … Fields of application of iodide preparations | Iodide
Caution when taking iodine preparations Before starting to take an iodine preparation, it should be examined whether there is hyperthyroidism (overactive thyroid gland). This can be done with a simple blood sample. It should also be checked whether there is a nodular goiter, as in individual cases the use of iodine can lead to hyperthyroidism. … Caution when taking iodine preparations | Iodide
Interactions Before starting to take iodide, the treating doctor or pharmacist should be informed about other medicines, including non-prescription medicines, that you are taking. During treatment of hyperthyroidism, iodine deficiency causes an increased response to drug therapy, whereas excess iodine reduces the response to drug therapy. For this reason, any administration of iodine should be … Interactions | Iodide
