How to take emergency contraception after using pre-exposure prophylaxis (PrEP)?
Q1: I would like to ask the doctor, on March 14, my period was about to end (the day before it ended) and it was the 6th day of taking the oral contraceptive pill for the first time.
I had unprotected intercourse but there was no ejaculation inside.
Afterwards, I took emergency contraception.
That night, I continued taking the oral contraceptive.
The next day, on March 15, I had unprotected intercourse with ejaculation inside but did not take emergency contraception (because it was the 7th day of taking the oral contraceptive).
Should I continue taking the oral contraceptive?
Q2: Should I wait for my next period to start a new pack of pills?
Q3: After taking emergency contraception, will my period come approximately a week later?
Niming, 20~29 year old female. Ask Date: 2021/03/22
Dr. Huang Yuande reply Obstetrics and Gynecology
Q1: If taken regularly, the chances of becoming pregnant while using oral contraceptives are very low.
However, it is essential to take them daily for them to be effective during that cycle.
Q2: Yes.
Q3: Yes.
Reply Date: 2021/03/22
More Info
Managing birth control pills after taking emergency contraception can be a bit complex, but it is essential to understand how these methods work together to ensure effective pregnancy prevention. Let's break down your questions and provide some clarity.
Q1: Should I continue taking the regular birth control pills after using emergency contraception?
Yes, you should continue taking your regular birth control pills as prescribed, even after taking emergency contraception (EC). Emergency contraception is designed to prevent pregnancy after unprotected intercourse or contraceptive failure, and it does not replace your regular contraceptive method. Since you were already on the pill and had taken it for six days before the incident, you should continue with your regular birth control regimen. The effectiveness of the birth control pill is not diminished by taking emergency contraception, and continuing to take your pills will help maintain your contraceptive coverage.
Q2: Should I start a new pack of pills when my next period comes?
When your next period arrives, you should continue with your current pack of birth control pills unless your healthcare provider advises otherwise. If you are on a combination pill (which contains both estrogen and progestin), you typically start a new pack immediately after finishing the current one, regardless of whether you had a withdrawal bleed (your period) or not. If you are on a progestin-only pill, the same rule applies: continue taking the pills as directed. If you have any concerns about your cycle or the effectiveness of your birth control, it is best to consult with your healthcare provider.
Q3: When can I expect my period after taking emergency contraception?
After taking emergency contraception, it is common for your menstrual cycle to be disrupted. You may experience your period earlier or later than expected, and the flow may be lighter or heavier than usual. Generally, you can expect your period to arrive within a week or so after taking the emergency contraceptive pill, but this can vary depending on your individual cycle and hormonal fluctuations. If your period is more than a week late after taking emergency contraception, it is advisable to take a pregnancy test to rule out pregnancy.
Additional Considerations:
1. Understanding Emergency Contraception: Emergency contraception works primarily by delaying ovulation. If you have already ovulated, it may not be effective. Therefore, timing is crucial when using EC.
2. Regular Birth Control Pills: When taken correctly, birth control pills are highly effective in preventing pregnancy. It is essential to take them at the same time every day to maintain their effectiveness.
3. Side Effects: Both emergency contraception and regular birth control pills can have side effects, including nausea, fatigue, and changes in your menstrual cycle. If you experience severe side effects or have concerns, consult your healthcare provider.
4. Consulting a Healthcare Provider: If you have any doubts about your contraceptive methods or experience any unusual symptoms, it is always best to consult with a healthcare professional. They can provide personalized advice based on your medical history and current situation.
In summary, continue taking your regular birth control pills as directed, start a new pack as usual when your current one ends, and monitor your menstrual cycle after taking emergency contraception. If you have further questions or concerns, don't hesitate to reach out to your healthcare provider for guidance.
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