Displaying 13 results of Losartan Stable Isotopes Losartan stable isotopes are a set of isotopes of the drug Losartan that have the same number of protons and electrons, but different numbers of neutrons. These isotopes are used in pharmaceutical research and development to study the metabolism and pharmacokinetics of Losartan in the body. By using stable isotopes, researchers are able to track the drug's movement and effectiveness, which can lead to the development of more effective treatments for hypertension and other related conditions.