- A woman is eligible to enter and participate in the study if she is of: Non-childbearing potential; Childbearing potential, has a negative serum pregnancy test at screening, and agrees to use adequate contraception per protocol. A man with a female partner of childbearing potential is eligible to enter and participate in the study if he uses a barrier method of contraception or abstinence during the study. If sexually active, patients will continue the recommended contraceptive measures for the duration of the treatment and for 28 days following discontinuation of therapy.