<qa>  What is the name of the study drug that is not used to treat women with a positive- Female subjects of childbearing potential with a positive urine or serum pregnancy test or who are not taking or not willing to take acceptable birth control measures abstinence, intrauterine devices, contraceptive implants or barrier methods through Day 30. Additionally, those women who are lactating and insist on breast feeding within 5 days of the last dose of study drug. 