<prompt> The composition of Lugol;s iodine10 KI with 5 Iodine5 KI and 15 Iodine5 Iodine with 20 KI10 Iodine and 20 KI  <response>: Lugols iodine is 10 KI with 5 Iodine. Used as an adjuvent in Graves patients planned for surgery. Iodides decrease the vascularity of the gland anf inhibit the release of thyroid hormones hence called thyroid constipating agents. Ref: KDT 7th ed Pg 255 