Displaying 7 results of Benazepril Stable Isotopes Benazepril stable isotopes refer to non-radioactive forms of the medication benazepril, which is commonly used to treat high blood pressure and heart failure. These isotopes are used in research and drug development to study the pharmacokinetics and metabolism of the drug. Benazepril stable isotopes are chemically identical to the naturally occurring form of the drug, but differ in the number of neutrons in their atomic nuclei.