Couples love do not want to have an “accident”, we must do a good job of protection, but contraceptive measures so many how to choose is also a big problem, today on the most commonly used 5 kinds of contraceptive methods, you can take on demand. 1. male condoms Condoms are the most simple and brutal, the most common, the least side effects of the contraceptive method, and 98% effective, using this method of contraception, not only can effectively stop the sperm, avoid sperm into the uterus and eggs meet, but also to prevent the spread of some infectious diseases. It is important to note that condoms are also size models, do not choose the wrong yo. 2. Short-acting contraceptive pill Short-acting contraceptive pill is a more mature and efficient method of contraception, the efficiency can reach 99.96%, after taking short-acting contraceptive pill will make the ovaries think that the user has been “pregnant”, will not ovulate again, but also incidentally to treat menstrual disorders, dysmenorrhea and other diseases …… The short-acting contraceptive pill requires daily dosing, and there is a risk of contraceptive failure if you miss a dose. The short-acting contraceptive pill is associated with side effects such as nausea, dizziness, and breast tenderness, but they generally go away on their own after you stop taking it. 3. intrauterine device intrauterine device contraceptive rate of up to 95% or more, through a small surgery to dress the device into the uterus, causing a slight sterile inflammation, so that the fertilized egg can not be timely bed development and inactivity, depending on the specific type of birth control device, the number of years also varies, generally valid for 5-7 years, must go to the hospital in a timely manner to remove, do not expire without taking. 4. skin buried surgery through a small cut in the inner arm, buried in a matchstick-sized silicone rod, containing contraceptive drugs, can be slowly released in the body, without daily pill, the efficiency of this method in more than 99%, but the validity of only 3 years, but also accompanied by certain side effects, easy to lead to fluctuations in the body of women’s hormone levels or cause infection, and finally cause vaginal bleeding, menstrual disorders, breast pain, nausea, etc. It may cause vaginal bleeding, menstrual disorders, breast pain, nausea and other adverse reactions. 5. ligation surgery Do not hear about ligation, think it is exclusive to men, in fact, both men and women can ligation surgery to contraception, women are bilateral tubal ligation surgery, men are vasectomy. This method, although once and for all, is not convenient, and there is basically no “regret medicine”, so it is more suitable for couples and couples who do not have the requirement to have children. Of course, there are also cola to kill sperm, breastfeeding contraception, safe period, etc., are not reliable, want to two people in the world, or serious contraception, do not take a chance! References: [1] Wu Jiu-ling. A study of contraceptive knowledge, behavior, and attitude among unmarried young women with abortion in Beijing [J]. Chinese Journal of Epidemiology,2001,22(3):219-222.