Displaying 9 results of Clomiphene Stable Isotopes Clomiphene Stable Isotopes are non-radioactive versions of the drug Clomiphene, which is used to treat infertility in women. These stable isotopes are useful in research and development of new drugs as they allow scientists to study the drug's metabolism and efficacy without the risks associated with radioactive isotopes. They are also used in clinical trials to monitor the drug's distribution and elimination in the body.