Pregnancy Chances After First Period Post-Medical Abortion - Obstetrics and Gynecology

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The likelihood of becoming pregnant during the first menstrual cycle after a medical abortion?


I would like to ask the doctor: After a medical abortion, if I have intercourse within two days after my first menstrual period, what is the likelihood of becoming pregnant? Is there a possibility of pregnancy? Can I determine my ovulation period or safe period? If I take emergency contraception, can it completely prevent pregnancy? I took the medication on January 27, returned for a follow-up on February 9 to confirm that everything was cleared, and had my period on March 9.

Xiao You, 10~19 year old female. Ask Date: 2021/03/16

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, the chances of pregnancy should be low.
Wishing you good health.

Reply Date: 2021/03/16

More Info


After a medical abortion, the chances of becoming pregnant after your first menstrual period can vary based on several factors, including your individual health, the timing of ovulation, and the effectiveness of contraception methods used afterward.
Typically, after a medical abortion, your menstrual cycle may take some time to return to its regular rhythm. In your case, you mentioned that you had your first period on March 9, which is about six weeks after the abortion. This is a normal timeframe, as it can take anywhere from four to six weeks for menstruation to resume.
Regarding the likelihood of conceiving shortly after your first period, it is essential to understand the timing of ovulation. Ovulation usually occurs about 14 days before your next expected period. If you had unprotected intercourse within two days after your period, there is a possibility that you could conceive, especially if you have a shorter menstrual cycle. Sperm can survive in the female reproductive tract for up to five days, so if you ovulate soon after your period, there is a chance of pregnancy.

To determine your ovulation period, you can track your menstrual cycle, monitor changes in cervical mucus, or use ovulation predictor kits available at pharmacies. These methods can help you identify your fertile window, which is typically the days leading up to and including ovulation.

As for the use of emergency contraception (the "morning-after pill"), it is most effective when taken as soon as possible after unprotected intercourse. It can significantly reduce the chances of pregnancy if taken within 72 to 120 hours after the event, depending on the type of pill. However, it is not 100% effective, and its efficacy decreases the longer you wait to take it.

If you are concerned about the possibility of pregnancy after having unprotected sex, taking a home pregnancy test about a week after your missed period can provide you with an answer. If you have any doubts or experience unusual symptoms, it is advisable to consult with your healthcare provider for further evaluation and guidance.

In summary, while there is a possibility of becoming pregnant shortly after your first period post-abortion, it largely depends on your ovulation timing and whether effective contraception methods are used. If you wish to avoid pregnancy, consider discussing reliable contraceptive options with your healthcare provider to ensure you have a plan in place that suits your needs.

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Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, the chances of pregnancy should be low. Wishing you good health.

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