Displaying 2 results of Atrasentan Stable Isotopes Atrasentan Stable Isotopes are a specialized form of the drug Atrasentan that contains non-radioactive isotopes of the elements found in the drug. These isotopes are used in research and clinical studies to track the drug's distribution and metabolism in the body. Atrasentan is primarily used to treat advanced prostate cancer, and the stable isotopes provide a safe and effective way to study the drug's effects without exposing patients to unnecessary radiation.