What Are The Injections Given During IVF?

What Are The Injections Given During IVF? Gonadotropins usually are used during fertility treatments such as intrauterine insemination (IUI) or in vitro fertilization (IVF). Injections of gonadotropins are started early in the menstrual cycle to cause multiple eggs to grow to a mature size. Are the injections for IVF painful? Are IVF Injections Painful? IVF