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The following are treatments for iron toxicity: 1  Removal of the patients blood, one unit at a time. This is the cheapest, safest, and most efficient way to reduce siderosis. 2  Dietary restriction.
Excessive iron is toxic to humans, because excess ferrous iron reacts with peroxides in the body, producing free radicals. Iron becomes toxic when it exceeds the amount of transferrin needed to bind free iron. In excess, uncontrollable quantities of free radicals are produced.