Emergency Contraceptive Pills and Menstrual Irregularities - Obstetrics and Gynecology

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Emergency contraceptive pills


Hello Doctor: I took the emergency contraceptive pill, Ella (ulipristal acetate), for three months due to my need for contraception and severe menstrual cramps.
The doctor advised me to take it for three months and then take a month off.
This month is my off month.
My last menstrual period was from March 22 to 27, which usually starts on the fourth day after taking the pill and lasts for 5 to 6 days.
On April 2 and 3, I suddenly had a little bit of discharge and some spotting, but by the 4th, there was no discharge or blood.
However, today, the 5th, I have a little bit of discharge again but no blood.
Is this normal? My previous menstrual cycle was almost always a fixed 28 days, lasting 7 days.
Is it possible for my period to be delayed or not come at all during this off month? Also, I had intercourse with my boyfriend on March 29 and 31, and we used condoms, but starting April 2 and 3, I have been feeling some soreness and bloating on both sides of my abdomen, along with the symptoms mentioned earlier.
Is there a possibility of pregnancy? Additionally, I would like to ask the doctor if there are other ways to alleviate primary dysmenorrhea besides taking emergency contraceptive pills and avoiding cold foods.
Thank you for your response.

Pao Pao, 20~29 year old female. Ask Date: 2021/04/05

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, it is possible that you are experiencing ovulatory bleeding; monitoring is sufficient.
For menstrual pain, if there are no tumors, symptomatic treatment can be considered, and symptoms may improve as your condition improves.
Wishing you good health.

Reply Date: 2021/04/05

More Info


Understanding the use of emergency contraceptive pills (ECPs) and their effects on menstrual cycles is crucial for anyone considering their use. In your case, it seems you have been using a contraceptive method (likely a hormonal birth control pill) for three months, followed by a break month. You mentioned that your menstrual cycle was previously regular, occurring every 28 days and lasting about 7 days, but you are now experiencing some irregularities.

Firstly, it is important to understand that hormonal contraceptives can significantly affect your menstrual cycle. When you take ECPs or any hormonal contraceptive, they work by altering the natural hormonal balance in your body, which can lead to changes in your menstrual cycle. After stopping the pill, it is common for your cycle to take some time to return to its previous regularity. This is often referred to as a "post-pill amenorrhea" phase, where your body is adjusting to the absence of hormones.
The spotting or light bleeding you experienced on April 2 and 3, followed by a cessation of bleeding, could be a sign of hormonal fluctuations as your body readjusts. It is not uncommon to experience irregular bleeding or spotting during this time, especially after a period of hormonal contraceptive use. The fact that you had a regular cycle prior to starting the pill suggests that your body may eventually return to that pattern, but it may take a few cycles to stabilize.

Regarding your concerns about pregnancy, while you did use condoms during intercourse, no contraceptive method is 100% effective. The symptoms you describe, such as abdominal discomfort and spotting, could be related to hormonal changes rather than pregnancy. However, if you are concerned about the possibility of being pregnant, the best course of action is to take a home pregnancy test after a missed period or consult with your healthcare provider for further evaluation.

As for managing primary dysmenorrhea (menstrual pain), there are several strategies you can consider beyond hormonal contraceptives and dietary changes. Here are a few options:
1. Over-the-Counter Pain Relief: Nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or naproxen can be effective in reducing menstrual pain. It is advisable to take them at the onset of your symptoms for the best results.

2. Heat Therapy: Applying heat to the lower abdomen can help relax the muscles and alleviate cramps. You can use a heating pad, hot water bottle, or even take a warm bath.

3. Exercise: Regular physical activity can help reduce the severity of menstrual cramps. Activities like yoga, walking, or swimming can be beneficial.

4. Dietary Adjustments: Maintaining a balanced diet rich in fruits, vegetables, whole grains, and omega-3 fatty acids may help reduce inflammation and menstrual pain. Some women find relief by reducing caffeine and salt intake.

5. Alternative Therapies: Acupuncture, acupressure, and certain herbal remedies have been reported by some women to help alleviate menstrual pain, although scientific evidence varies.

6. Consultation with a Specialist: If your menstrual pain is severe and unmanageable, consider consulting a gynecologist. They may recommend other treatments, including hormonal therapies or other medications.

In summary, the irregularities you are experiencing after stopping your contraceptive pill are likely due to hormonal adjustments, and it is not uncommon. If you have concerns about pregnancy or if your symptoms persist, it is advisable to consult with your healthcare provider for personalized advice and potential testing. Additionally, exploring various methods to manage menstrual pain can help improve your overall comfort during your menstrual cycle.

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