1. Invalid for condoms. Women who have unsafe sexual intercourse or have non-marital affairs should immediately rinse their vaginas with warm water and take No.53 (Diacetylene Decarbonyl Fat) anti-pregnancy tablet 1 tablet immediately. In the next month, you should take 1 tablet after each sexual intercourse. Those who have not had sex for six times in a month should also take 1 tablet every day from the last sexual intercourse, and * * * should take 6 tablets. Women who are not married afterwards should pay attention to this, even if they have no sex afterwards.

2. Those who miss short-acting contraceptives can take the same short-acting contraceptives 1 tablet the next day, or take No.53 anti-pregnancy tablet. After the next menstrual stop, change to short-acting contraceptives or use other contraceptive methods.

3. In any case, after unsafe or unprotected sex. Intrauterine contraceptive rings can be placed within 5 days after the event for emergency contraception. In this way, the risk of unintended pregnancy can be reduced to less than 2%. Moreover, the earlier the post-event environmental protection time, the greater the success of remediation. However, after the unsafe sexual intercourse due to the failure of contraceptive pills for visiting relatives, and after the unprotected affair due to the impulse of love and the rape of virgins, it is not appropriate to adopt the emergency contraceptive method of Anhuan.