ella is the only emergency contraceptive approved for use up to 5 days after unprotected sex or birth control failure.1
ella works mainly by delaying ovulation (the release of an egg from the ovary). ella may also work by preventing attachment to the uterus.1
5 days of prevention
ella delays ovulation for 5 days.3 This provides the extra pregnancy prevention you need because sperm can survive for up to 5 days inside the body.2
So, if you have unprotected sex a few days before you ovulate, you may still be at risk for pregnancy because some sperm may still be alive and able to fertilize an egg.
What's more, ella works at certain stages of your menstrual cycle, including just before ovulation—the time when you are most fertile and likely to
To download patient brochure, click here.
- ella® prescribing information. Morristown, NJ: Watson Pharma, Inc. August 2010.
- Gould JE, Overstreet JW, Hanson FW. Assessment of human sperm function after recovery from the female reproductive tract. Biol Reprod. 1984;31(5):888-894.
- Brache V, Cochon L, Jesam C, et al. Immediate pre-ovulatory administration of 30 mg ulipristal acetate significantly delays follicular rupture. Hum Reprod. 2010;25(9):2256-2263.
- Plan B® One-Step prescribing information. Pomona, NY: Duramed Pharmaceuticals, Inc. August 2009.
- Next Choice® prescribing information. Corona, CA: Watson Pharma, Inc. August 2009.
- Mifeprex® prescribing information. New York, NY: Danco Laboratories, LLC. July 2005.
- Morning-after pill (emergency contraception). Planned Parenthood Federation of America Inc. http://www.plannedparenthood.org/health-topics/emergency-contraception-morning-after-pill-4363.html. Accessed October 5, 2010.
ella is a prescription emergency contraceptive that reduces your chance of becoming pregnant if your birth control fails or you have unprotected sex.
Important Safety Information
The most common side effects of ella (ulipristal acetate) tablets include headache, stomach pain, nausea, menstrual pain, tiredness, and dizziness. You should not take ella if you know or suspect you are already pregnant, and ella should not replace your regular birth control method. Do not use ella more than one time in the same menstrual cycle. ella is not for use to end an existing pregnancy. If you become pregnant or have lower stomach pain after taking ella, you should be evaluated for an ectopic pregnancy. ella may cause your period to be earlier or later than expected. If your period is more than a week late, you should get a pregnancy test. After taking ella, you are likely to be fertile again very quickly, thus, you should continue or start using a regular birth control method as soon as possible to prevent pregnancy. ella will not protect you against HIV infection (AIDS) and other sexually transmitted diseases.