Radioprotective drug | definition of radioprotective drug by Medical dictionary
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A drug that protects humans against the damaging or lethal effects of ionizing radiation. For example, Lugol's solution blocks the uptake of inhaled or ingested radioactive iodine by the thyroid.
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A radioprotective drug
that can be deployed as a preventative (prophylactic) agent has to be capable of mitigating or reversing the deleterious effects of radiation while meeting a very high threshold of safety and tolerability.