Displaying 2 results of Pimavanserin Stable Isotopes Pimavanserin Stable Isotopes are a set of non-radioactive isotopes of pimavanserin, a drug used in the treatment of psychosis related to Parkinson's disease. These isotopes have the same chemical properties as the original drug, but they possess a different atomic mass, making them useful for research purposes such as drug metabolism studies and clinical trials. Pimavanserin Stable Isotopes are available in various forms, including deuterated, carbon-13 labeled, and nitrogen-15 labeled isotopes.