Which of the following statements about iodine preparations is false?
Excess iodine inhibits it's own transpo in thyroid cells and may alter the redox potentials of cells, thus interfering with iodination . It leads to reduced T3 and T4 synthesis. potassium iodide can be used in hypehyroidism Potassium iodide (KI): a stable form of iodine that blocks uptake of iodine into the thyroid (REF.Essential of medical pharmacology K D TRIPATHI 6 Edition, Page No - 251,252)
Contraindicated in hypehyroidism
Causes iodism
Inhibits the release of thyroxine
Inhibits the synthesis of iodo thyroxine and iodo thyronine
Endocrinology