Displaying 8 results of Ivacaftor Stable Isotopes Ivacaftor Stable Isotopes refer to non-radioactive isotopes of the medication Ivacaftor, used for the treatment of cystic fibrosis in patients with specific genetic mutations. These stable isotopes have a stable nucleus and do not undergo radioactive decay, making them safe for use in research and clinical applications. They are used in studies to determine drug metabolism, pharmacokinetics and drug-drug interactions.