[3] They include vomiting, skin flushing, headache, itchiness, and low blood pressure.

[2] Rare side effects include seizures and allergic reactions.

[2] Iotroxic acid is an iodine containing contrast media of the diionic dimer type.

[5] It is on the World Health Organization's List of Essential Medicines.

[6] It is rarely used in the developed world due to the availability of magnetic resonance cholangiopancreatography (MRCP).