Oral contraceptives are one of the ways to avoid pregnancy, and they are oral medications, and they are divided into two main types: the combined contraceptive pill; which contain the hormones estrogen and progestin, and mono-hormonal contraceptive pills; It contains only the hormone progestin, and it is worth noting that birth control pills work in several ways, namely preventing ovulation, increasing the thickness of the mucous layer in the cervix, in addition to increasing the thinness of the endometrium. In fact, birth control pills are a very effective way to prevent pregnancy if the correct method of taking the pills is adhered to.[1]

Possibility of getting pregnant while using birth control pills

The success rate of birth control pills is approximately 99% in cases where the pills are taken perfectly; Which includes taking pills at the same time every day, but in cases where there is a small change in the daily schedule for taking pills, or in which there is an interruption that does not exceed one dose of the drug each period by mistake, the success rate of contraceptive pills reaches up to Approximately 91%. It should be said that contraceptive pills maintain stable levels of some hormones in the body, and in the event that the specified times and doses of contraceptive pills are not adhered to, the risk of a decrease in the proportion of these hormones increases, which in turn may lead to ovulation; This increases the chance of pregnancy in the event of sexual intercourse, and the occurrence of ovulation depends on the period during which a mistake occurred in taking birth control pills in relation to the date of the menstrual cycle.[2][3]

Reasons for getting pregnant while using birth control pills

There are many factors that may reduce the effectiveness of birth control pills, and increase the chance of pregnancy while taking these pills, and the following is a list of some of them:[4]

  • Skipping a dose: As we mentioned previously, skipping a dose for any reason may lead to a hormonal imbalance in the body and an increase in the chance of pregnancy, so other contraceptive methods should be used in the event that you are unable to adhere to taking doses of birth control pills on a daily basis. It is worth the statement that in the event of discontinuation of the contraceptive pill for two consecutive days, it is necessary to follow one of the other contraceptive methods until seven days have passed since the return of the regularity in taking the pills.
  • Different dosing times: Care should be taken to take the contraceptive pill at the same time every day, and setting a constant alarm to remind you to take the dose may help in that, and if the dose is late by more than three hours, it is advised to follow one of the other methods of contraception in the two days The following two are to prevent pregnancy.
  • Vomiting: In the event of vomiting after a short period of taking the daily dose of the contraceptive pill, another dose should be taken as soon as possible, and continue to take the rest of the doses within the normal time later, as vomiting may lead to not completely absorbing the pill. It may cause the pill to come out with vomiting.
  • Drug interactions: Taking a drug or food supplement may affect the effectiveness of birth control pills and increase the chance of pregnancy, such as some types of antibiotics, such as rifampicin, and some antifungal drugs. ) such as Griseofulvin, and in this case, one of the other contraceptive methods should be followed while taking these drugs and for another two days after completing the treatment. Such as antivirals used to treat HIV infection, drugs used to treat epilepsy, and St. John’s Wort.

The effect of birth control pills on the fetus

It should be said that there is no need to worry if you get pregnant while taking birth control pills; The US Food and Drug Administration (FDA) indicates that there is no evidence to prove that taking birth control pills during pregnancy will harm the pregnancy or the fetus in any way, as it is believed by many people that birth defects occur in the fetus, and cause complications. pregnancy. When talking about the effect of contraceptive pills, it is worth noting that taking them reduces the risk of an ectopic pregnancy in general, but in the case of taking mono-hormonal contraceptive pills that contain only the hormone progestin, The risk of an ectopic pregnancy increases slightly. In the event that pregnancy is suspected or positive results appear when taking a home pregnancy test, it is worth stopping taking birth control pills, and following one of the other methods of pregnancy such as using condoms as a preventive measure until pregnancy is confirmed.[5][6]

Initial pregnancy symptoms

In fact, many of the initial symptoms of pregnancy are similar to some of the side effects of birth control pills; Therefore, it is difficult to know the occurrence of pregnancy early in some cases. Examples of these symptoms are interruption of the menstrual cycle, suffering from nausea, feeling pain when touching the breasts, in addition to feeling tired and exhausted, and suffering from headaches.[2]

the reviewer

  1. ↑ “Birth Control Pills: Are They Right for You?”, www.healthline.com, Retrieved 12-12-2018. Edited.
  2. ^ AP Kimberly Holland, “Is There a Chance of Getting Pregnant While Taking Birth Control”, www.healthline.com, Retrieved 12-12-2018. Edited.
  3. ↑ Jessica Timmons, “Can You Get Pregnant on the Pill”, www.healthline.com, Retrieved 12-12-2018. Edited.
  4. ↑ Rachel Nall, “Can a person get pregnant while taking the pill”, www.medicalnewstoday.com, Retrieved 12-12-2018. Edited.
  5. ↑ Dawn Stacey (3-12-2018), “Can Taking the Birth Control Pill While Pregnant Hurt My Baby”, www.verywellhealth.com, Retrieved 12-12-2018. Edited.
  6. ↑ “Do birth control pills cause birth defects”, www.mayoclinic.org, 7-15-2018, Retrieved 12-12-2018. Edited.

Is it possible to get pregnant while using birth control pills?

Writing – on the date : – Last updated: 2022-05-20 20:12:01