- Subject must agree to practice abstinence, or if sexually active must be using an effective method of birth control (e.g., oral contraceptives; diaphragm or condom in combination with contraceptive jelly; cream or foam; intrauterine contraceptive device; Depo-Provera®; skin patch; vaginal ring or cervical cap) for 30 days prior to vaccination and must agree to continue such precautions for 3 months after completion of the vaccination series.