gadoteric acid
A gadolinium coordination entity consisting of DOTA in which the four amino groups are bound to a central gadolinium atom. It is used (as its meglumine salt) in magnetic resonance imaging (MRI) in brain (intracranial), spine and associated tissues of patients ages 2 years and older, to detect and visualise areas with disruption of the blood brain barrier and/or abnormal vascularity of the central nervous system.