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  1. Emergency Contraception | Contraception | CDC

    Nov 19, 2024 · Emergency contraception methods have varying ranges of effectiveness depending on the method and timing of administration. Four options are available in the United …

  2. What Kind of Emergency Contraception Is Best For Me?

    Take an emergency contraception pill (AKA the morning-after pill) within 120 hours (5 days) after having unprotected sex. The morning-after pill only works if you take it before you ovulate — …

  3. Emergency contraception - Office on Women's Health

    Jan 6, 2023 · Emergency contraception can help keep you from getting pregnant if you had sex without using birth control or if your birth control method did not work. There are two types of …

  4. Emergency Contraception - ACOG

    Emergency contraception reduces the chance of pregnancy after unprotected sex. Learn how it works and how to get it.

  5. Emergency Contraception - KFF

    Jan 28, 2025 · EC is used as a back-up birth control method to prevent pregnancy in the event of unprotected sex, sexual assault, or a contraceptive failure, such as a condom breaking. ECs …

  6. Emergency Contraception: When and How It Works

    Sep 13, 2025 · Emergency contraception refers to methods used to prevent pregnancy after unprotected sexual intercourse or contraceptive failure. It is distinct from regular birth control in …

  7. Quick Facts:Emergency Contraception - Merck Manual Consumer …

    Emergency contraception is birth control (something used to prevent pregnancy) that you use after you've had sex. You can use it if you have sex without birth control or if your birth control …

  8. Emergency contraception: MedlinePlus Medical Encyclopedia

    Mar 31, 2024 · Emergency contraception works best when you use it within 24 hours of having sex. However, it may still prevent pregnancy for up to 5 days after you first had sex.

  9. Emergency Contraception FAQs: Morning-After Pill - WebMD

    Feb 20, 2025 · Get answers to common questions about the morning after pill and emergency contraception. Learn about effectiveness, side effects, and more on WebMD.

  10. Emergency Contraception - Planned Parenthood Direct

    Emergency contraception is a safe and effective way to prevent pregnancy after unprotected sex. There are a few different types of emergency contraception: morning-after pills and certain IUDs.