Displaying 2 results of Furosemide Stable Isotopes Furosemide is a medication used to treat fluid retention and high blood pressure. Stable isotopes of furosemide are non-radioactive forms of the drug that are used in research studies and clinical trials to track the drug's metabolism and distribution in the body. These isotopes allow researchers to gain a better understanding of how the drug is absorbed, distributed, and eliminated from the body, and can help improve the effectiveness and safety of furosemide and other similar medications.