Either recombinant FSH rFSH; Gonal-F, Merck-Serono, Germany, or Puregon, MSD, Germany or the association of rFSH plus recombinant LH in a 2 1 ratio rFSH rLH; Pergoveris, Merck-Serono, Germany or human menopausal gonadotropin hMG; Meropur, Ferring, Germany was administered to stimulate the ovary.
is tamoxifen a chemo drug