Can You Pause Birth Control Pills for Vaccination Safety? - Obstetrics and Gynecology

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Contraceptive pills and Az vaccine?


I understand that contraceptive pills should not be stopped arbitrarily, but as a healthcare professional, I am concerned about safety and would like to get vaccinated immediately.
However, the vaccine requires stopping the pills for about a month to reduce the risk of thrombosis.
I would like to inquire if it is possible to temporarily stop the pills to get vaccinated right away, or should I continue taking them after the vaccination?

B, 20~29 year old female. Ask Date: 2021/05/15

Dr. Huang Yiwen reply Obstetrics and Gynecology


Hello Ms.
B: If you insist on stopping the medication immediately to get vaccinated, you will certainly be taking the risk of increased blood clots.
It is advisable to stop the medication right away, but you should wait at least one month before getting vaccinated.
After receiving the vaccine, wait for a period of time, approximately two to three weeks, before resuming the use of contraceptive pills.

Reply Date: 2021/05/15

More Info


When it comes to the safety of pausing birth control pills for vaccination, it’s essential to consider both the benefits of vaccination and the risks associated with stopping hormonal contraceptives. Birth control pills, particularly those containing estrogen, have been associated with an increased risk of thromboembolic events, especially in certain populations. However, the risk of blood clots can also be influenced by other factors, including age, smoking status, and underlying health conditions.

The concern about blood clots has been heightened with the advent of certain COVID-19 vaccines, particularly those that use viral vector technology. While the risk of thrombosis with thrombocytopenia syndrome (TTS) has been reported, it is still relatively rare. The Centers for Disease Control and Prevention (CDC) and other health authorities have emphasized that the benefits of vaccination far outweigh the risks for most individuals.

If you are considering pausing your birth control pills to receive a vaccine, it is crucial to consult with your healthcare provider. They can provide personalized advice based on your medical history, the type of birth control you are using, and the specific vaccine you plan to receive. In many cases, healthcare providers may recommend continuing your birth control pills while getting vaccinated, as the risk of blood clots from the vaccine is generally low compared to the risks associated with stopping hormonal contraception.

Moreover, if you are concerned about the timing of your vaccination and the potential need to pause your birth control, it may be beneficial to schedule your vaccination during a time when you are less likely to be at risk for pregnancy. For example, if you are using a combination pill, you could consider scheduling your vaccination during the placebo week when you are not taking active pills.

It is also worth noting that the risk of blood clots can be mitigated by maintaining a healthy lifestyle, including regular physical activity, staying hydrated, and avoiding smoking. If you do decide to pause your birth control pills, be sure to discuss alternative contraceptive methods with your healthcare provider to ensure you remain protected against unintended pregnancy.

In summary, while there may be concerns about the interaction between birth control pills and vaccination, the decision to pause your medication should be made in consultation with a healthcare professional. They can help you weigh the risks and benefits and determine the best course of action for your health and safety. Remember, the primary goal is to protect your health through vaccination while also ensuring effective contraception.

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Can You Get the AZ Vaccine While on Birth Control Pills?

Hello, I recently came across information that suggests it is possible to receive the AZ vaccine while taking contraceptive pills. Can you clarify whether it is safe to get vaccinated while on pre-exposure contraceptive pills, or should I stop taking them before getting vaccinate...


Dr. Huang Yiwen reply Obstetrics and Gynecology
Hello Miss Ruby: Generally speaking, taking contraceptive pills along with receiving the AZ vaccine may slightly increase the risk of blood clots. However, due to the differences in physiology, individuals of East Asian descent are less likely to experience the side effects of bl...

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How to Pause and Resume Birth Control Pills Safely

Hello doctor, I have been ill recently due to tonsillitis and am currently taking antibiotics. I am feeling unwell and would like to stop taking my birth control pills for a while. I am currently on the sixth pill of this pack. Can I stop taking them at any time? If I want to res...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, if you stop taking the medication, you may experience bleeding. It is best to finish the course. If you really need to stop, there might be some irregular bleeding. If you plan to resume taking it, start on the fifth day of your menstrual period. Wishing you good health.

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Hello, doctor. I have been taking birth control pills for a year, but due to the recent severe pandemic, I am unable to visit my usual clinic for consultations and to obtain my contraceptive pills (oral contraceptives). I would like to take this opportunity to stop the medication...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, after stopping birth control pills, you can simply observe your condition, but it's important to pay attention to contraception. The impact of vaccination is minimal, generally about a month later. Wishing you good health.

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Hello, doctor. I received the Az vaccine on September 16 and had a light menstrual period on September 18. I have been taking the birth control pill for 11 days now. Should I stop taking the birth control pill, or can I continue using it?


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It is recommended to stop the medication and wait until the menstrual cycle is over before starting a new pack.

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