Displaying 3 results of Lacidipine Stable Isotopes Lacidipine is a calcium channel blocker used to treat hypertension. Lacidipine Stable Isotopes are isotopically labeled versions of the drug that are used in pharmacokinetic studies and drug metabolism research. These isotopes have identical chemical and physical properties to the non-labeled drug, making them useful for tracking the drug in biological systems and determining its metabolic fate.