Pindolol stable isotopes refer to non-radioactive forms of pindolol, a medication used to treat high blood pressure and certain heart conditions. These stable isotopes are commonly used in medical research to study the pharmacokinetics and metabolism of the drug. By using stable isotopes, researchers can track the drug's movement through the body and better understand its effects on various organs and systems. This information can then be used to develop more effective treatments for patients with hypertension and other cardiovascular diseases.