Gadoteric acid (trade names Artirem Dotarem) is a macrocycle-structured gadolinium-based MRI contrast agent. It consists of the organic acid DOTA as a chelating agent and gadolinium (Gd3+) and is used in form of the meglumine salt. The drug is approved and used in a number of countries worldwide. It is used to assist imaging of blood vessels and of inflamed or diseased tissue where the blood vessels become ‘leaky’.
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