How many days of bleeding is normal after taking birth control pills

It is normal to bleed about a week after taking birth control pills. It is caused by the effect of this type of birth control pills. The main purpose of emergency contraception is to suppress ovulation. Bleeding means that the contraceptive measures have been successful. It is also called withdrawal bleeding caused by emergency contraception. The blood stripes are similar to those during menstruation. Pay attention to vaginal hygiene to avoid gynecological diseases.

The level of estrogen contained in the birth control pill is very high after taking it, which can easily cause menstrual cycle disorders in women. Therefore, it is normal to have withdrawal bleeding after taking the birth control pill. If you take emergency contraception, you must be careful not to take it habitually. You can only take it three times a year at most. Taking too much will affect future fertility.

Many female friends do not want to have a baby, but are afraid that the contraceptive methods will not work, so they usually take emergency contraception to prevent accidents. However, many people do not know that bleeding usually occurs after taking emergency contraception, and the latest is within ten days. The bleeding is actually similar to our normal menstruation. We often misunderstand it as menstruation, but in fact it is caused by the effectiveness of emergency contraception, which is normal.

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What causes bleeding after taking birth control pills?

Taking birth control pills after an accidental pregnancy can have a filling effect, but bleeding may occur after taking the pills, which can generally be divided into the following categories:

(1) If the patient has menstruation (with evacuation bleeding) after injection of corpus luteum copper, it means that the blood pressure and uterus are normal and the uterine wall has normal response. There is a certain amount of estrogen metabolism in the blood, uterus and ovaries, which causes the endometrium to proliferate. The central nervous system and the hypothalamus-pituitary-ovary have been basically established, but ovulation is not yet possible, such as some patients with amenorrhea and immature hypothalamus-pituitary-uterine-ovarian axis, polycystic ovary syndrome, etc.

(2) If menstruation does not occur after injection of corpus luteum copper (other than physiological pregnancy), it indicates that blood pressure and uterus may be abnormal. The secretion of estrogen in the uterus and ovaries is insufficient to cause the proliferation of the endometrium, so it cannot bleed. Supplement congenital occlusion of the cervix and vagina causing latent amenorrhea. Further investigation is needed to clarify which reason it is.

(3) Withdrawal bleeding is also called "replacement period" and is the same as menstrual period. It is often called replacement period because the bleeding period is controlled by medicine instead of being calculated according to normal schedule. The next menstrual period can be calculated as a menstrual period based on this replacement menstruation, and the next menstrual period will be based on this time.

(4) It is best not to have sexual intercourse during menstruation as it is bad for women’s health. The 3 days before menstruation and the 3 days after menstruation are relatively safe menstruation safety period, but it is best to take precautions, not to be afraid of ten thousand but to be safe. The probability of pregnancy is not high, but it is not impossible. It is recommended to use safety precautions if possible and not to rush and regret it.