Displaying 14 results of Dronedarone Stable Isotopes Dronedarone is a medication used to treat irregular heartbeats. Stable isotopes are non-radioactive forms of elements that are used in medical research to track the uptake and distribution of drugs in the body. Dronedarone stable isotopes are specifically labeled versions of the drug that help researchers better understand how it works and interacts with other compounds in the body. These isotopes are essential tools in drug development and clinical trials.