 - Women of childbearing potential must be willing to consent to using effective contraception eg, abstinence, hormonal contraceptives, bilateral tubal ligation, barrier with spermicide, intrauterine device while on treatment and for 3 months thereafter. Men who are the partner of a woman of childbearing potential must be willing to consent to using effective contraception eg, vasectomy or barrier with spermicide while on treatment and for 3 months thereafter 