<unk>  is a radiological non-ionic contrast media that is FDA approved for the procedure of intrathecal administration in adult neuroradiology including myelography (lumbar, thoracic, cervical, total columnar), contrast enhancement of computed tomographic (CECT) cisternography and ventriculography and thoraco-lumbar myelography in children over the age of two years.   Common adverse reactions include burning sensation, flushing, hot flashes, injection site pain, nausea, vomiting, backache, neck pain, and sensation of hot and cold.
Iopamidol
Phosphamidon
Diodone
Iodamide
Iohexol
Imidazoline
Gadodiamide
Gadobutrol