How to avoid pregnancy after sex

Women's views on love are no longer subject to many regulations as in ancient times. Nowadays, sexual life before marriage is inevitable for women. Although some women accept premarital sex, it does not mean they want to get pregnant out of wedlock. Therefore, women try their best to avoid pregnancy before and after having sex. After all, no one wants to cause themselves some trouble. So, how can women prevent pregnancy after having sex?

How to prevent pregnancy after having sex

There are several main methods of contraception at present: one is to wear condoms, two is to take birth control pills, and three is to choose the safe period of menstruation.

For couples who have already had ejaculation in order to prevent pregnancy, the best way is to take birth control pills. Contraceptive pills are a type of hormone that can effectively prevent the fusion of sperm and egg, thus achieving the purpose of contraception. It is effective to take them within 72 hours, the sooner the better. Under normal circumstances, taking birth control pills can achieve more than 90% of the actual effect.

Generally, you can take birth control pills within 72 hours of intercourse to prevent pregnancy, or use a copper-containing birth control ring within a week of intercourse to prevent pregnancy.

In order to prevent accidental pregnancy, it is best to take birth control pills immediately after intercourse, but this type of pill should not be taken too often, preferably no more than 2 times a year, because this has side effects. A contraceptive method that is used during the subsequent sexual intercourse of a couple.

If you are a male friend, when you have sex with your girlfriend, you should pay attention to the time of intercourse. If it is during the ovulation period, you must take emergency contraceptive pills to prevent pregnancy. If it is not during the ovulation period, you don't need to take medicine and there is no need to worry.

Generally speaking, pregnancy is possible only if you have sex during the ovulation period, and the ovulation period is 14 days before the next period. You can look at your girlfriend's menstrual period and calculate whether the time of intercourse is during the ovulation period based on the menstrual time. If the chance of pregnancy is relatively high, you can take the emergency contraceptive Yuting orally to avoid pregnancy. If it is not during the ovulation period, you don't need to take the medicine and it is not easy to get pregnant.

The most effective way to avoid pregnancy

1. Safe period contraception method: The contraceptive effectiveness rate is 70% to 80%. The basic principle is to avoid sexual intercourse during the growth period based on the regularity of ovulation. For women with regular menstruation, ovulation occurs about 14 to 16 days before the next menstruation. It is unsafe within 2 to 3 days before and after this time. The rest of the time is the safe menstruation period.

2. External contraceptives, including contraceptive creams and films: the contraceptive success rate is 70% to 80%. The basic principle is a soluble film containing spermicidal drugs to reduce the activity of sperm.

3. Male condoms: The contraceptive success rate is 80% to 90%. The basic principle is to prevent the male sperm from meeting the egg cell. The method is to put it on the male's sexual organ before sexual intercourse.

4. IUD: The contraceptive measure has a success rate of over 95%. The basic principle is to prevent the sperm and egg from combining in the uterus and the embryo from implanting. The method is to insert it into the uterus by a doctor.

5. Oral short-term contraceptives: The contraceptive effectiveness rate is 99.9%. Principle: Use drugs to inhibit ovulation and cause changes in the cervical membrane. Method: The first dose should start on the 1st to 5th day of the menstrual period, one tablet a day, without interruption, and the effect begins 14 days after taking it.

6. Bilateral tubal ligation for women and ejaculatory duct ligation for men: the contraceptive measure has a success rate of 99.9%. The basic principle is to prevent the male sperm and egg cells from meeting. The method is to go to the hospital outpatient clinic for surgery.

7. Contraceptive pills must be used for the first time within 24 hours of unprotected sexual intercourse or accidental pregnancy, and no later than 48 hours. The principle is to change the uterine wall so that the fertilized egg cannot implant.