This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Thyroid, Subject name: Pharmacology
Which of the following statements about iodine is false? 
Select and explain. 
A. Contraindicated in hyperthyroidism, B. Causes iodism, C. Inhibits the release of thyroxine, D. Inhibits the synthesis of iodo thyroxine and iodothyronine
A: Contraindicated in hyperthyroidism
Answer: A: Contraindicated in hyperthyroidism 
Explanation: Ans. (A) Contraindicated in hyperthyroidism(Ref: KDT 8/e p276-277)Iodine and iodides are useful in Graves' disease and make the gland shrink, firm and less vascular. These can inhibit all facets of thyroid function. Chronic iodine overdose is called iodism.