Displaying 3 results of Urapidil Stable Isotopes Urapidil Stable Isotopes refer to the non-radioactive isotopes of urapidil, which is a medication used to treat hypertension. These stable isotopes have the same chemical and physical properties as the naturally occurring urapidil, but do not emit any harmful radiation. They are used in research and development of urapidil-based drugs, as well as in clinical studies to determine the pharmacokinetics and metabolism of urapidil in the body.