<qa>  What is the name of the method that a participant agrees to practice contraception at leastParticipant agrees to consistently practice contraception at least 21 days prior to enrollment and through Week 26 of the study by one of the following methods: condoms, male or female, with or without a spermicide; diaphragm or cervical cap with spermicide; intrauterine device; contraceptive pills, patch, implant or any other FDA-approved contraceptive method; male partner has previously undergone a vasectomy. 