During ERCP, a dye called a contrast medium is used to highlight the bile and pancreatic ducts so that issues can be spotted. A sedative is also given before the procedure. Unfortunately, some patients have adverse reactions to either the sedative or the dye. This page explores what can happen if a patient is sensitive or allergic to these and what doctors should be doing to prevent reactions from occurring.
![ERCP Risks](https://ercpmalpractice.com/wp-content/uploads/2017/02/adverse-effects-ERCP-624x411.jpeg)