Can You Use Menstrual Delay Pills While on Birth Control? - Obstetrics and Gynecology

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Emergency contraceptive pills, menstrual induction drugs?


Hello: I am currently taking 21 pills of oral contraceptives because I am going abroad and I am concerned about my menstrual period.
Can I take medications to delay my period or induce menstruation? I want to avoid having my period during my trip.
Thank you.

Ya, 30~39 year old female. Ask Date: 2023/10/17

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, continue taking the birth control pills for another pack without stopping in between.
You can stop the medication two days before you want your period to start.
Wishing you good health!

Reply Date: 2023/10/17

More Info


Using menstrual delay pills while on birth control can be a complex issue, and it’s essential to understand the implications and safety of combining these medications. Menstrual delay pills, often containing hormones like norethisterone, are designed to postpone menstruation. On the other hand, birth control pills are primarily used to prevent pregnancy and regulate menstrual cycles.

When you are taking a combined oral contraceptive pill (the 21-day pill regimen), you are already manipulating your menstrual cycle. These pills work by providing hormones that prevent ovulation, thicken cervical mucus, and thin the uterine lining, which can also regulate your menstrual cycle. If you want to delay your period while on birth control, it is generally possible, but there are some important considerations.

1. Consult Your Healthcare Provider: Before taking any additional medication, including menstrual delay pills, it is crucial to consult with your healthcare provider. They can provide personalized advice based on your medical history, current medications, and overall health.

2. Timing and Dosage: If you decide to take menstrual delay pills, timing is critical. Typically, these pills should be started a few days before your expected period. If you are already on birth control, your provider may recommend a specific regimen to follow, which could involve skipping the placebo pills in your birth control pack to avoid menstruation.

3. Potential Side Effects: Combining these medications can increase the risk of side effects such as nausea, headaches, mood changes, and breast tenderness. It is essential to be aware of how your body reacts to hormonal changes and to monitor any unusual symptoms.

4. Effectiveness: While birth control pills are effective in preventing pregnancy, adding menstrual delay pills may not necessarily affect their efficacy. However, it is vital to ensure that you are taking both medications correctly to maintain their effectiveness.

5. Alternative Options: If delaying your period is a significant concern, you might also consider other methods, such as using a continuous birth control pill regimen, which allows you to skip periods altogether. This approach can be discussed with your healthcare provider as a long-term solution.

6. Understanding Your Cycle: Being aware of your menstrual cycle and how your body responds to hormonal changes can help you make informed decisions about managing your period. If you have irregular cycles or other underlying health issues, this could affect your ability to delay menstruation safely.

In summary, while it is possible to use menstrual delay pills while on birth control, it is essential to do so under the guidance of a healthcare provider. They can help you navigate the timing, dosage, and potential side effects to ensure that you can enjoy your trip without the inconvenience of menstruation. Always prioritize your health and safety when considering any medication adjustments.

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Dr. Lin Xinwang reply Obstetrics and Gynecology
Hello: 1. You should first take a pregnancy test to see if you are pregnant. 2. Menstrual delay medication cannot be used as a contraceptive.

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Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, it may not be necessary, but it is safer to use contraception during the period of taking the medication. Wishing you good health.

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