Iodinated contrast media

Ionic

Nonionic

Monomeric (high osmolality)- 3:2

• Iothalamate

• Diatrizoate

• Metrizoate

• Iopanoic acid

• Iotroxic acid

Dimeric (low osmolality)- 3:1

• Ioxaglate

Monomeric (low osmolality)- 3:1

• Iohexol

• Iopamidol

Dimeric (Iso molar)- 6:1

• Iodixanol