Displaying 2 results of Cefditoren Stable Isotopes Cefditoren is a broad-spectrum antibiotic used to treat bacterial infections. Stable isotopes of Cefditoren are labeled versions of the drug that contain non-radioactive isotopes. These isotopes are used in research studies to track the movement and metabolism of the drug within the body. They can also be used to develop more effective dosing strategies and improve drug safety.