Corion 5000 IU is a medication commonly used in fertility treatments. It contains human chorionic gonadotropin (hCG), a hormone produced during pregnancy that plays a crucial role in supporting the development of the embryo and maintaining the uterine lining. In the context of fertility treatments, Corion 5000 IU is often prescribed to stimulate ovulation in women who may have difficulty conceiving due to irregular or absent ovulation. The medication mimics the action of luteinizing hormone (LH), which triggers the release of eggs from the ovaries.