If you are not suitable for IUD, you can take short-acting oral contraceptive pills, wear condoms, ligation and other methods of contraception. 1. Take short-acting oral contraceptives: you can take short-acting oral contraceptives such as deoxypregnene ethinyl estradiol tablets under the guidance of a doctor, and generally take the medication according to the instructions, the contraceptive success rate is very high. 2. Wearing a condom: not suitable for wearing a ring, such as women have contraindications to contraceptive pills, men can wear a condom method of contraception, as long as the reasonable use of condoms effective contraceptive rate is very high, and the side effects are very small. 3. Ligation: If there is no longer a requirement for childbearing, tubal ligation or vasectomy can be done if the ring is not suitable, which is a permanent contraceptive. In addition, you can also do subcutaneous implantation, contraceptive injection, the use of contraceptive film, contraceptive cream and other methods of contraception. There are many other contraceptive methods besides IUD, so you should choose the right one for yourself in light of your specific situation.