A survey on unwanted pregnancy shows that 42% of women get pregnant accidentally because they did not take any contraceptive measures or because of the wrong projection of the safety period. In the hospital outpatient clinic, there are also a lot of women who have unwanted pregnancies due to contraceptive failure, resulting in a fresh life being killed innocently in the hotbed of the womb. Experts point out that the lack of sufficient awareness of contraception among women is the main reason for contraceptive failure. Although most contraceptive products have good contraceptive effect, but the effective contraceptive rate can only reach 99% at most, and can not achieve 100% contraception, which is mostly affected by improper use. Among the many contraceptive products, condoms and the pill are more commonly used, and both have their advantages and disadvantages, in addition to different choices depending on personal preferences. Condoms have an effective contraceptive rate of 99% and are effective in preventing the spread of sexually transmitted diseases. Condoms are recognized as the most effective contraceptive method among all contraceptives, with an effective contraceptive rate of 99%. Compared with other contraceptive methods, there are three advantages: 1, condoms can prevent the mutual transmission of syphilis, gonorrhea, chlamydia, sores, AIDS, trichomonas and other sexually transmitted diseases between men and women, and prevent the contact between circumcision (cervical cancer-causing effect) and the cervix. 2, no toxic side effects of contraceptive drugs, good contraceptive effect, effective contraceptive rate of up to 99%. Especially the use of newly married, the woman after caesarean section, lactation, long-term use of oral contraceptives in the interval and suffering from various chronic diseases people. 3.It can overcome the allergic reaction of a few women to semen. However, because condoms are made of rubber, some women may be allergic to such materials. In addition, the condom is thin and easy to be cut by nails, jewelry and other objects during use, and the condom is perforated leading to unwanted pregnancy. Some people may also experience condom dislodgement during sexual intercourse, so care should be taken during use. Statistics show that 29% of respondents reported condom breakage, while 13% of respondents suggested that condoms fall off during sexual intercourse. The correct use of condoms: 1, before each sexual act, a new gel condom must be used; 2, must be put on before the start of sexual intercourse; 3, carefully tear open the individually sealed bag, avoid using scissors and other sharp objects; 4, fingers pinch the front of the condom, squeeze out the air, and then put on the erect penis; 5, retain the space at the front of the condom; 6, ensure that the condom covers the entire penis; 7. If necessary, water lubricant should be used, oil lubricant will cause the condom to break; 8, after ejaculation, while the penis is still erect, should hold the edge of the condom to pull out the penis; 9, do not put the condom for a long time in the wallet or close to the heat source place. In addition to condoms, the pill is also a common method of contraception. There are two kinds of contraceptive pills, one is the regular contraceptive pill and the other is the emergency contraceptive pill. The regular pill is for daily use, while the emergency contraceptive pill is a remedy after unprotected intercourse, with more side effects, and should not be used more than twice a year. Conventional contraceptives can cure gynecological diseases According to doctors, the combined oral contraceptive pill has a positive effect on the prevention and treatment of many female gynecological diseases. It can improve premenstrual headaches, mood changes (depression, irritability, agitation, anxiety, etc.), breast distention, abdominal distention and edema by inhibiting ovulation and keeping the body’s hormone levels relatively stable at low levels during the menstrual cycle; in addition, the use of compound oral contraceptives under the guidance of a doctor can also treat gynecological diseases such as pelvic inflammatory disease, endometriosis, hirsutism-ovarian syndrome and acne caused by Some birth control pills even have weight loss effects. However, doctors do not advocate using birth control pills specifically to treat acne or lose weight. However, as a pill, it can cause five common adverse effects, including weight gain, menorrhagia or amenorrhea, early pregnancy-like reactions, vaginal bleeding, and facial pigmentation, and is not suitable for use by breastfeeding women.