This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
Which of the following statements about iodine preparations is false? 
Select and explain. 
A. Contraindicated in hypehyroidism, B. Causes iodism, C. Inhibits the release of thyroxine, D. Inhibits the synthesis of iodo thyroxine and iodo thyronine
A: Contraindicated in hypehyroidism
Answer: A: Contraindicated in hypehyroidism 
Explanation: 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)