- If the patient is female, she must be of non-childbearing potential, i.e. have a current tubal ligation, hysterectomy, ovariectomy or be post-menopausal, or if she is of childbearing potential, she must practice adequate con-traception for 30 days prior to treatment administration, have a negative pregnancy test and continue such pre-cautions for two months after completion of the treatment administration series.