Displaying 2 results of Ethosuximide Stable Isotopes Ethosuximide stable isotopes are isotopes of the medication ethosuximide that do not decay over time, making them useful for medical research and testing. These isotopes can be used to study the pharmacokinetics and pharmacodynamics of ethosuximide, as well as its interactions with other drugs or substances. Ethosuximide stable isotopes are important tools for understanding the mechanisms of action and potential side effects of this medication.