Iobitridol (trade name Xenetix) is a pharmaceutical drug used as a radiocontrast agent in X-ray imaging. It is injected into blood vessels, joints, or body cavities such as the uterus, and filtered out by the kidneys. Its most common adverse effect is nausea. Severe allergic reactions are rare. The drug received its first marketing approval in 1994 in France and is approved for use in many European countries including the UK, but not in the US. It is manufactured by Guerbet.