Few topics in women’s health create more confusion than this one. If you’ve heard someone claim that birth control or emergency contraception causes abortions, you’re not alone. The problem is that the science has been clear for years, while misinformation keeps spreading.
Here’s the straightforward answer:
Birth control does NOT cause abortions. Emergency contraception does NOT cause abortions.
Those are not opinions. They are facts supported by decades of medical research and reflected in guidance from major medical organizations.
Does birth control cause abortion?
NO.
If you’re searching does birth control cause abortion, the answer is no. Birth control is designed to prevent pregnancy before it begins. It does not end an existing pregnancy and does not work like abortion medication.
This includes birth control pills, the patch, vaginal ring, hormonal IUD, implant, and birth control shot. These methods work before pregnancy is established—not after.
Does emergency contraception cause abortion?
NO.
Many women ask, does emergency contraception cause abortion? The answer is also no.
Emergency contraception—including Ella and Plan B—is intended to prevent pregnancy after unprotected sex but before pregnancy begins. If implantation has already occurred and a pregnancy has already been established, emergency contraception does not end that pregnancy.
Where the confusion comes from
A lot of the misunderstanding comes down to one simple question:
When does pregnancy begin?
Medically, pregnancy begins when a fertilized egg implants into the lining of the uterus. Fertilization alone is not considered pregnancy. Implantation has to occur first.
That distinction matters because birth control and emergency contraception work before pregnancy is established.
Neither medication removes an implanted pregnancy.
Neither medication ends an existing pregnancy.
Neither medication is the same as abortion medication.
How birth control actually works
Most hormonal birth control works by preventing ovulation.
No egg means sperm have nothing to fertilize.
Depending on the method, birth control may also:
- Thicken cervical mucus so sperm have a harder time reaching an egg.
- Thin the uterine lining.
- Reduce the chance that fertilization happens.
The important point is that birth control is designed to prevent pregnancy from starting—not to end one that already exists.
If someone is already pregnant, birth control pills do not terminate that pregnancy.
Does birth control prevent implantation?
Another common question is does birth control prevent implantation?
Older descriptions of birth control sometimes suggested that changes in the uterine lining might prevent implantation. However, current evidence shows that the primary way hormonal birth control prevents pregnancy is by preventing ovulation. It may also thicken cervical mucus, making it much harder for sperm to reach an egg.
There is no evidence that birth control ends an implanted pregnancy, which is why medical organizations do not classify birth control as an abortion.
How emergency contraception actually works
Emergency contraception is used after unprotected sex but before pregnancy begins.
There are two common types:
Ella (ulipristal acetate)
Ella mainly works by delaying or stopping ovulation.
If your ovary never releases an egg, fertilization cannot happen.
Learn more about how Ella works, when you should take Ella, and how late you can take Ella.
Plan B (levonorgestrel)
Plan B also works primarily by delaying or preventing ovulation.
It works best before ovulation has occurred, which is why timing matters so much.
Neither Ella nor Plan B removes an implanted pregnancy.
Neither medication ends a pregnancy that has already started.
Is Plan B an abortion pill?
NO.
If you’ve wondered is Plan B an abortion pill, the answer is no.
Plan B is emergency contraception. It helps prevent pregnancy by delaying or preventing ovulation before fertilization can occur. It does not terminate an existing pregnancy and is not the same medication used for abortion.
Is Ella an abortion pill?
NO.
Is Ella an abortion pill? No. Ella contains ulipristal acetate, which delays or prevents ovulation. It is prescribed to reduce the chance of pregnancy after unprotected sex but before pregnancy begins.
Ella does not end an implanted pregnancy and is not considered abortion medication.
Read more about whether emergency contraception is like the abortion pill.
Does Plan B stop implantation?
Another popular search is does Plan B stop implantation?
Current evidence indicates that Plan B works mainly by delaying or preventing ovulation. Medical experts do not consider preventing implantation to be its primary mechanism of action, and Plan B does not terminate an implanted pregnancy.
If implantation has already occurred, Plan B is not effective because pregnancy has already begun.
Does emergency contraception work after implantation?
No.
Many women search does emergency contraception work after implantation because they’re unsure whether it’s too late.
Once implantation has occurred and pregnancy has begun, emergency contraception is no longer effective. Neither Ella nor Plan B ends an existing pregnancy.
If you’re unsure where you are in your cycle, read more about Ella effectiveness, whether Ella works after ovulation, and why Ella doesn’t work after ovulation.
What if you’re already pregnant and take Ella or Plan B?
If pregnancy has already occurred, emergency contraception does not terminate it.
Current evidence has not shown that accidentally taking Ella or Plan B early in pregnancy causes birth defects or miscarriage.
If you later discover you’re pregnant after taking emergency contraception, the next step is appropriate prenatal or pregnancy care—not panic.
Learn more about what happens if you get pregnant after taking Ella.
Why this myth matters
This isn’t just an internet debate.
When women believe birth control or emergency contraception causes abortions, some avoid using medications that could have prevented an unintended pregnancy in the first place.
Others delay treatment because they’re afraid.
Some spend hours reading conflicting information instead of getting answers from a licensed clinician.
Healthcare decisions should be based on evidence—not fear.
The bottom line
Birth control prevents pregnancy.
Emergency contraception helps prevent pregnancy after unprotected sex.
Neither medication causes an abortion.
Neither medication ends an established pregnancy.
Women deserve accurate medical information without politics, scare tactics, or misinformation getting in the way.
At MyBodyMyRx, we believe informed decisions start with honest answers. You complete a medical intake first to determine whether you’re likely eligible, then decide whether to move forward—you only pay if you’re eligible. There are no subscriptions, no forced mail-order pharmacy, and no hidden fees. Learn why pay only if eligible matters, why good healthcare starts with a medical evaluation, explore our emergency contraception services, birth control options, and see how we compare with other online women’s healthcare providers.