Displaying 8 results of Captopril Stable Isotopes Captopril is a medication used to treat hypertension and heart failure. Captopril Stable Isotopes are stable forms of the drug that have the same chemical properties as the original compound but with a different number of neutrons in their nuclei. These isotopes are used in research to study drug metabolism and to develop new, more effective treatments for cardiovascular diseases. They also play a role in drug safety testing and quality control, ensuring the purity and consistency of the medication.