Emergency Contraceptives After Miscarriage: Risks and Guidelines - Obstetrics and Gynecology

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Emergency contraceptive pill


Hello, I have a question.
I took medication for a medical abortion on the 8th, and the doctor said that calculating the safe period this month is not reliable.
I was advised to start taking daily contraceptive pills next month.
However, a few days ago, I had sexual intercourse.
I used to take a daily contraceptive pill but forgot to take it.
I took an emergency contraceptive pill (Ella) 12 hours later (on Friday night), but the second dose was taken 3 hours late.
Then yesterday morning, my husband forgot again.
I have already purchased another emergency contraceptive pill but haven't taken it yet (I am currently still taking herbal medicine).
It has been over 12 hours; if I take emergency contraception consecutively, what harm could it cause? We already have one boy and one girl and do not plan to have more children.
Also, since I just had a miscarriage and am taking emergency contraception, I want to avoid pregnancy.
I know that taking it consecutively can be harmful, but I don't want to face any regrets.
If I am still taking herbal medicine, how long should I wait before taking emergency contraception? Thank you.

Ke Xiaojie, 20~29 year old female. Ask Date: 2015/12/22

Dr. Lin Wenbin reply Obstetrics and Gynecology


Taking emergency contraceptive pills continuously can lead to hormonal imbalances in the body.
Please consult a physician to discuss suitable contraceptive methods for you.

Reply Date: 2015/12/22

More Info


Understanding the use of emergency contraceptives after a miscarriage is crucial, especially considering the potential risks and guidelines surrounding their use. It’s important to approach this topic with care, particularly given your recent experience with a miscarriage and your current use of other medications.

First, let's clarify what emergency contraceptives (EC) are. They are medications designed to prevent pregnancy after unprotected intercourse or contraceptive failure. The most common types include levonorgestrel (Plan B) and ulipristal acetate (Ella). These medications work primarily by delaying ovulation, preventing fertilization, or inhibiting implantation of a fertilized egg.

In your case, you mentioned that you had a miscarriage and were advised by your physician to wait before starting your regular oral contraceptive pill (OCP). This is a common recommendation as the body needs time to recover from a miscarriage. The timing of when to start OCPs can vary based on individual circumstances, and it’s essential to follow your healthcare provider's advice.

Regarding the use of emergency contraceptive pills after a miscarriage, there are a few key points to consider:
1. Timing and Dosage: You mentioned taking the emergency contraceptive (愉婷錠) within 12 hours after unprotected intercourse, which is within the recommended window for effectiveness. However, taking a second dose late can reduce its efficacy. If you are considering taking another dose after already taking one, it’s crucial to consult with your healthcare provider. Taking multiple doses of emergency contraception in a short period can lead to increased side effects, such as nausea, fatigue, and changes in your menstrual cycle, but it is not typically harmful in the long term.

2. Current Medications: You are also taking 生化湯 (a traditional Chinese medicine), which may have its own effects on your body. It’s important to discuss with your healthcare provider how this may interact with the emergency contraceptive. Generally, there are no known significant interactions between emergency contraceptives and traditional herbal remedies, but individual responses can vary.

3. Risks of Repeated Use: While emergency contraceptives are safe for occasional use, they are not intended for regular contraception. Frequent use can lead to menstrual irregularities and may not be as effective as regular contraceptive methods. Given your situation, it’s advisable to discuss long-term contraceptive options with your healthcare provider once you have fully recovered from your miscarriage.

4. Pregnancy After Miscarriage: After a miscarriage, it’s natural to have concerns about future pregnancies. It’s generally recommended to wait until you have had at least one normal menstrual cycle before trying to conceive again, but this can vary based on individual health circumstances. Your healthcare provider can give you personalized advice based on your medical history and current health.

5. Emotional Considerations: Experiencing a miscarriage can be emotionally challenging. It’s important to take care of your mental health during this time. If you have feelings of anxiety or distress regarding your reproductive health, consider seeking support from a mental health professional or a support group.

In summary, while it is generally safe to use emergency contraception after a miscarriage, it’s essential to consult with your healthcare provider regarding the timing and potential interactions with other medications you are taking. They can provide you with the most accurate and personalized advice based on your health history and current situation. Additionally, consider discussing long-term contraceptive options to prevent future unintended pregnancies while ensuring your body has time to heal.

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