There are many contraceptive methods, such as the use of condoms, oral contraceptive pills, intrauterine placement of contraceptive rings, etc. Each contraceptive method has certain advantages and disadvantages, so there is no absolute best contraceptive method. 1. Use of condoms: condoms have a wide range of applications and also have the advantage of preventing the spread of sexually transmitted diseases. Condoms are easy to use and do not produce side effects like the pill. However, condoms may break when used, resulting in unwanted pregnancies. 2. Oral contraceptive pills: Contraceptive pills are generally hormonal preparations, and it is recommended to take long-acting contraceptive pills and short-acting contraceptive pills, which have good contraceptive effects. However, birth control pills may cause nausea, vomiting, abnormal uterine bleeding and other adverse reactions, and need to be used under the guidance of a doctor. 3. Intrauterine placement of the contraceptive ring: the contraceptive ring is suitable for women who have completed childbearing. The contraceptive effect of the contraceptive ring is better, but because the contraceptive ring is a foreign body in the uterine cavity, it may cause endometrial inflammation as well as increased menstrual flow or prolonged menstruation and other adverse reactions. Apart from the use of condoms, oral contraceptive pills and intrauterine devices, there are many other forms of contraception, so it is advisable to choose one according to your needs and physical condition.