Emergency contraception above 45 years old can be within 72 hours after intercourse can take emergency contraceptive pills, but it is best to use other contraceptive methods for contraception for future sexual life. China’s current age of normal menopausal women between 45 to 55 years old, and 45 years old, if not yet menopausal, usually normal regular menstruation, normal ovulation and fallopian tube is open, then have sex will also be pregnant, so in the time of sexual intercourse also need to take contraceptive measures. Over 45 years old can take emergency contraceptive pills within 72 hours after intercourse, but the emergency contraceptive pills have a lot of side effects on the body, which may lead to menstrual disorders, and it is best not to use them. You can use condoms, place an intrauterine device (IUD) or have a ligation, etc., and choose a contraceptive method according to your situation.