<qa>  What is the name of the type of contraception that women are able to get pregnant?4. Failure to agree to use a medically effective form of contraception while in the study in women who are sexually active with a male partner and able to get pregnant. Acceptable forms of contraception for this study include: hormonal contraceptives birth control pills, injectable hormones, vaginal ring hormones, surgical sterility tubal ligation or hysterectomy; IUD; Diaphragm with spermicide; Condom with spermicide 