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Trade names | Iodoflex, Iodosorb, others |
AHFS/Drugs.com | Monograph |
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Routes of administration | topical, by mouth, IM |
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Iodine is used to treat and prevent iodine deficiency and as an antiseptic.[2][3] For iodine deficiency[4] it can be given by mouth or injection into a muscle.[2] As an antiseptic it may be used on wounds that are wet or to disinfect the skin before surgery.[3]
Common side effects when applied to the skin include irritation and discoloration.[3] When taken by mouth or injection side effects may include allergic reactions, goitre, and thyroid dysfunction.[2] Use during pregnancy is recommended in regions where deficiency is common, otherwise it is not recommended.[2][3] Iodine is an essential trace element.[2]
In 1811, Bernard Courtois isolated iodine from seaweed while in 1820 Jean-Francois Coindet linked iodine intake to goiter size.[5] It initially came into use as a disinfectant and for goiter.[6][7] It is on the World Health Organization's List of Essential Medicines.[8] Table salt with iodine, known as iodized salt, is available in more than 110 countries.[9]
A number of iodine containing formulations are also used medically including:[10]