Do Painkillers Affect the Effectiveness of Birth Control Pills? - Obstetrics and Gynecology

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Emergency contraceptive pills and pain relievers?


Hello doctor, I have been taking oral contraceptives (21 pills) for over a year.
I will be having my wisdom teeth extracted soon and will be taking painkillers and receiving anesthesia.
Will this affect the efficacy of my oral contraceptives? Thank you.

Su, 20~29 year old female. Ask Date: 2016/08/10

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, it will not affect the efficacy of the contraceptive pill.
Wishing you good health.

Reply Date: 2016/08/10

More Info


When it comes to the interaction between painkillers and birth control pills, it's essential to understand how different medications can affect the effectiveness of hormonal contraceptives. Generally, most over-the-counter painkillers, such as ibuprofen or acetaminophen, do not interfere with the effectiveness of birth control pills. These medications work primarily by reducing pain and inflammation and do not have a significant impact on the hormonal levels that birth control pills regulate.

However, there are some important considerations to keep in mind. First, if you are prescribed stronger pain medications, particularly those that are opioids or certain prescription medications, it is crucial to discuss these with your healthcare provider. Some medications can potentially affect liver enzymes that metabolize hormones in birth control pills, which could theoretically reduce their effectiveness. For example, certain antibiotics and anti-seizure medications are known to interact with hormonal contraceptives, but this is not typically the case with standard painkillers.

In your situation, where you are planning to have your wisdom teeth removed and will be using painkillers and possibly anesthesia, it is advisable to inform your dentist or oral surgeon about your use of birth control pills. They can provide guidance on any specific medications they plan to prescribe and whether they might have any interactions with your contraceptive method.

Additionally, if you are concerned about the effectiveness of your birth control during this time, you might consider using a backup method of contraception, such as condoms, especially during the days surrounding your dental procedure. This can provide extra peace of mind and ensure that you are protected against unintended pregnancy.

It's also worth noting that the timing of your birth control pill intake is crucial. Make sure to continue taking your pills as scheduled, even if you are taking pain medications. Consistency in taking your birth control pills is key to maintaining their effectiveness.

In summary, standard painkillers like ibuprofen and acetaminophen should not affect the effectiveness of your birth control pills. However, always consult with your healthcare provider or dentist about any medications you will be taking, especially if they are prescription medications. They can provide personalized advice based on your health history and the specific medications involved. Remember, maintaining open communication with your healthcare providers is essential for ensuring your health and well-being during any medical procedures.

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Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, please rest assured that it won't have any impact. Wishing you good health.

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Hello, the two do not affect each other. Wishing you good health.

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