GNRH1 and Infertility: Considering the inconsistencies in current literature about using GnRH agonists in artificial cycles in terms of pregnancy outcomes, this experiment was designed as a randomized controlled trial to investigate several aspects of clinical outcome of IVF-FTET protocol without GnRH agonist pretreatment, compared to the protocol with GnRH agonist trial in a population of southern Iranian women with documented infertility.