9. Men/Women of childbearing potential must agree to use a highly effective contraceptive method (such as double barrier contraceptive method，condom, oral or injectable contraceptives and intrauterine device) throughout treatment and for at least 90 days after study completion；All female patients will be considered fertile unless she has undergone natural menopause, artificial menopause or sterilization (such as hysterectomy, bilateral adnexal resection, or radioactive ovarian irradiation etc.)