Emergency Contraception - Topic Overview
Does it cause side effects?
contraception may cause some side effects.
- Emergency contraception may cause spotting or mild symptoms
like those of birth control pills. It usually doesn't cause nausea.
- Birth control pills can cause nausea or vomiting. In some women,
they can also cause sore breasts, fatigue, headache, belly pain, or dizziness.
- An IUD may cause cramping and bleeding during the first few days
Call your doctor if you have a headache, dizziness, or
belly pain that is severe or that lasts longer than 1 week.
are already pregnant, most pills won't harm the fetus. But some pills, such as ulipristal, may cause problems with the pregnancy. More research is needed to know for sure. An IUD could cause problems
with the pregnancy.
What else should you think about?
- Emergency contraception pills won't protect
you for the rest of your cycle. Use your regular method of birth control, or
- Unless you get an IUD, emergency contraception does
not take the place of regular birth control. Find a good method of birth
control you can use every time you have sex.
contraception does not prevent sexually transmitted infections (STIs). If you are
worried you might have been exposed to an STI, talk to your
- Accidents can happen. It is a good idea to keep a set of
the pills on hand in case you ever need it.