“Whoever takes contraceptives every day, always at the same time, does not have a fertile period and therefore does not ovulate, which decreases the chances of becoming pregnant, because, in the absence of a mature egg, it cannot be fertilized. This occurs for contraceptives of 21, 24 or 28 days as well as for contraceptive implants.
Oral contraceptives inhibit ovulation, but also alter uterine endometrium and cervical mucus, improving pregnancy prevention. However, if the woman forgets to take a pill, especially in the first week of the platelet, there is a risk of becoming pregnant because she can ovulate and release an egg that, when she encounters sperm, can survive within the woman for 5 to 7 days, can be fertilized.
See how to use the pill and not get pregnant in: How to take the contraceptive correctly.
Although this is a very effective method of contraception, a woman may become pregnant if she takes the contraceptive if:
1. Forget about taking the pill every day at the same time. Monitoring is more likely to occur during the first week of the map.
2. Take any medicine that decreases the effectiveness of the pill, such as antibiotics, immunosuppressants and anticonvulsants, for example, because they cut off the effect of the pill. See some examples at: Remedies that decrease the effectiveness of the pill.
3. Vomit or have diarrhea up to 2 hours after taking the pill
In such cases, a pregnancy would be possible, as the woman could ovulate and, during sex, the egg will be fertilized.
In addition, the pill has a 1% failure and therefore it is possible to get pregnant even if you take the birth control pill correctly every month, but this does not happen frequently.
Here’s how to calculate your fertile period
Menstruation that arrives every month, for those who take the contraceptive, is not related to the “nest” that prepares the body to receive the baby, but to the result of hormonal deprivation during the interval between one package and another.
This false period tends to cause less colic and lasts fewer days, and thanks to the effectiveness of the birth control pill, you can have sex every day of the month, even during the days off between packages, without risking getting pregnant, as long as the pill is used correctly.
Contraceptives properly may notice changes in the days leading up to menstruation, such as breast pain, increased irritability and swelling of the body, known as premenstrual tension – PMS, but these symptoms are milder than if the woman does not take the contraceptive. Pill.
Proper use of contraception does not rule out the need to use a condom during sex because only the condom protects against sexually transmitted diseases. See: What to do if you have had sex without a condom.