- Males and females of childbearing potential are permitted in the study so long as they consent to avoid getting their partner pregnant or becoming pregnant, respectively, by using a highly effective contraception method, as described below, throughout the study and for up to 90 days after completion. Highly effective methods of contraception include: hormonal methods associated with inhibition of ovulation, intrauterine device; surgical sterilization (including partner's vasectomy) or sexual abstinence, if this is the preferred and usual lifestyle of the subject. Women of non-childbearing potential may be included if they are either surgically sterile or have been postmenopausal for ≥ 1 year Eastern Cooperative Oncology Group performance status ≤ 1.