When does long-term contraceptive take?

summary

Common contraceptive commonly refers to oral contraceptive, when does contraceptive take effective? The main principle of contraceptive is to inhibit ovulation and change the cervical mucus, so that sperm is not easy to get contraception. Therefore, in order to maximize the contraceptive effect of contraceptives, we should pay attention to choose the corresponding time according to the characteristics of different contraceptives. When does long-term contraceptive take? Next, I'd like to share my views with you.

When does long-term contraceptive take?

First: when to take the emergency contraceptive is effective: as an after the event contraceptive, the emergency contraceptive is usually taken within 72 hours after sexual intercourse, and then take the second one after 12 hours. The earlier you take it, the better the effect. The main component of emergency contraceptive is progesterone. The principle of drug action is basically the same as that of short acting contraceptive. It is suitable for women under 40 years old.

Second: when is the short acting contraceptive effective: the short acting contraceptive should be taken from the fifth day of menstruation, taking one tablet every night for 22 days, which can be used for contraception for one month. The main function of short acting contraceptives is to inhibit ovulation and hinder the normal growth of endometrium. It is suitable for women without basic diseases or diabetes.

Third: when to take the long-term contraceptive is effective: generally after menstruation, take one pill on the fifth day, and then take one pill after 20 days to achieve effective contraceptive effect. Long term contraceptives mainly contain synthetic progesterone and long-term estrogen, which can inhibit ovulation and play a long-term contraceptive role. It is suitable for women who can not place intrauterine device and are unwilling to use other contraceptive methods.

matters needing attention

When the contraceptive is effective depends not only on the type of contraceptive, but also on the personal situation of women. However, the general contraceptive will be accompanied by instructions. If you don't know when to take it, you can read it in detail or consult a doctor. If menstruation is delayed too long after taking contraceptives, it is necessary to check whether contraception fails.