Delayed Periods and Pregnancy Concerns After Contraceptive Use - Obstetrics and Gynecology

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Menstrual delay, pregnancy test, and previous use of menstrual induction medication?


Hello doctor, I had a sexual encounter on September 17th with condom use throughout.
My menstrual cycle usually starts around the end of the month, on the 29th or 30th.
Today is October 8th, and I am 8 days late.
I took a pregnancy test on the 6th day of the delay, which was negative, and another test on the 7th day, which was also negative.
Although I know the chances of pregnancy are low, I still feel anxious and worry if there was any issue during the encounter on September 17th.
I did use a condom the entire time and withdrew immediately after ejaculation.
Recently, I have taken medication to induce menstruation, and today is the second day of taking it.
I occasionally feel a dull pain in my abdomen, similar to menstrual cramps.
What is the likelihood of pregnancy in this situation? I have been very tense in the past few days but am trying to relax.
Is it normal to experience abdominal discomfort after taking the medication to induce menstruation? Thank you for your inquiry—I hope to receive a helpful answer.
(Previously, when I asked others, they only vaguely suggested seeing a doctor, which was not helpful for me 😵‍💫) I would like to know a general idea! If my period does not come a week after taking the medication, I will go see a doctor.

Mu Mu, 10~19 year old female. Ask Date: 2022/10/08

Dr. Chen Zhiyu reply Obstetrics and Gynecology


Hello! Based on your description, visiting an obstetrics and gynecology outpatient clinic for evaluation would be a more advisable approach.
This will allow you to clearly determine if you are pregnant and enable the doctor to assess your physical condition.
Thank you.

Reply Date: 2022/10/08

More Info


It's understandable to feel anxious when experiencing a delayed period, especially after recent sexual activity, even when precautions like condoms were used. Let's break down your concerns regarding the delayed menstruation, the potential for pregnancy, and the use of medication to induce menstruation.

Firstly, it's important to note that while condoms are highly effective at preventing pregnancy, they are not infallible. Factors such as improper use, breakage, or slippage can occasionally lead to unintended pregnancies. However, since you mentioned that you used a condom throughout the encounter and that it did not break, the likelihood of pregnancy from that encounter is relatively low.

Regarding your delayed period, it's not uncommon for menstrual cycles to fluctuate due to various factors, including stress, hormonal changes, or even recent changes in medication. You mentioned that you have taken medication to induce your period. These medications, often referred to as progestins, can sometimes cause side effects such as abdominal cramping or discomfort, which you are experiencing. This is generally a normal reaction as your body responds to the hormonal changes induced by the medication.

The fact that you have taken pregnancy tests and received negative results is reassuring. Home pregnancy tests are quite accurate when used correctly, especially if taken after a missed period. If you continue to experience a delayed period after taking the medication, it would be wise to consult with a healthcare provider for further evaluation. They can conduct a more sensitive blood test for pregnancy and assess any underlying issues that may be affecting your menstrual cycle.

As for the abdominal discomfort you are feeling, it can indeed be a side effect of the medication you are taking to induce your period. Hormonal medications can lead to cramping as they work to regulate your menstrual cycle. If the discomfort becomes severe or is accompanied by other concerning symptoms, such as heavy bleeding or severe pain, you should seek medical attention promptly.

In summary, while the chances of pregnancy seem low given your precautions and negative test results, it's essential to monitor your body and any symptoms you experience. Taking medication to induce menstruation can lead to temporary discomfort, which is usually normal. If your period does not arrive within a week after completing the medication, or if you have any additional concerns, please reach out to a healthcare professional for personalized advice and support. Remember, it's always better to seek medical advice when in doubt, as they can provide the most accurate information based on your specific situation.

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