Displaying 12 results of Budesonide Stable Isotopes Budesonide is a glucocorticoid steroid used in the treatment of various respiratory and gastrointestinal disorders. Stable isotopes of budesonide are synthetic versions of the compound that have been modified to contain non-radioactive isotopes. These isotopes are used in scientific research to help track the metabolism and pharmacokinetics of budesonide in the body, providing a better understanding of how the drug works and how it can be optimized for clinical use.