The purpose of this pilot study is to evaluate the efficacy of the weekly use of corifollitropin alfa in terms of ovarian stimulation results and its biological outcomes (total number of oocytes retrieved) in case of ovarian stimulation cycles in double stimulation modality (DUOSTIM) and in comparison with the conventional DUOSTIM protocol: daily administration of gonadotropins.
To evaluate the efficacy of the weekly use of corifollitropin alfa in double ovarian stimulation process and to compare it to the conventional protocol with daily medication administration.