Long-term contraceptive pills, also known as long-acting contraceptive pills, are more convenient to take, contraceptive time is longer, because its main components are estrogen and progesterone, the menstrual cycle can play a certain role in regulating, but the current use of long-acting contraceptives has been less. Because exogenous estrogen and progesterone into the human body, the impact on the human body is relatively large, the incidence of cervical tumors and breast tumors in the future may increase, so now tends to be less used or not used, whether it is a short-acting contraceptives, or long-acting contraceptives or emergency contraceptives, it is best not to use. It is better to avoid using short-acting contraceptives, long-acting contraceptives or emergency contraceptives. It is better to use the intrauterine device (IUD) for the woman or the condom for the man.