Can you tell me what kinds of birth control pills are divided into?

It can be divided into long-term contraceptives, short-term contraceptives and emergency contraceptives.

First, long-acting contraceptives: containing synthetic progesterone and long-acting estrogen. After the drug enters the human body, it will be stored in adipose tissue, and then released slowly, inhibiting ovulation and playing a long-term contraceptive role. It is suitable for women who can't place intrauterine devices and are unwilling to use other contraceptive methods. There are mainly compound long-acting levonorgestrel oral tablets. Generally, after menstrual cramps, take 1 tablet on the fifth day and 1 tablet after 20 days. Not as effective as short-acting contraceptives. After taking it, some women will have increased leucorrhea, menstrual disorder, early pregnancy-like reaction, and sometimes bleeding, which is difficult to control. Very few people will have allergic reactions.

Second, short-acting contraceptives: the main ingredients are progesterone and estrogen. It has the effects of inhibiting ovulation, preventing normal growth of endometrium, changing the properties of cervical mucus and changing the normal peristalsis of fallopian tubes. Suitable for women without basic diseases or diabetes.

Third, emergency contraception: the main ingredient is progesterone. The principle of action of drugs is basically the same as that of short-acting contraceptives. Suitable for women under 40. There are mainly Yuting, Nuoshuang, Baoshiting and Mifepristone Tablets. Usually in after making love, 72

Take the first tablet every hour, 12 hours later 1 tablet. The sooner you take it, the better. The side effects are obvious, such as nausea, vomiting, headache, dizziness, fatigue, breast swelling, bleeding, delayed menstruation and so on. Taking emergency contraception is only a remedial measure, not a conventional contraceptive method, and can only be used occasionally. This is because of its large dose and side effects. Generally speaking, experts believe that contraceptives should be taken at most once a month, and it is best not to exceed three times a year.

Because of the side effects of birth control pills. Therefore, it is best to use contraceptives less in daily life to avoid more harm. It's best to go to the hospital for examination, and use the method that suits you best to prevent pregnancy and reduce the harm to your body.