Displaying 6 results of Darifenacin Stable Isotopes Darifenacin Stable Isotopes are a type of isotopes that exhibit no radioactive decay, making them ideal for use in scientific research and medical applications. These isotopes are commonly used in the production of pharmaceuticals such as Darifenacin, which is a medication used to treat urinary incontinence. The use of stable isotopes in drug production allows for greater accuracy, consistency, and safety in drug development and administration.