ellaOne Tablet (5-Day Pill)

From: £29.99

The ellaOne pill is licensed for use as emergency contraception in the UK. It is also known as the ‘Morning after Pill’. This is a single dose treatment and is up to 95% effective in preventing pregnancy when taken within 5 days of having unprotected sex.

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    What is ellaOne Morning After Pill?

    Ulipristal is the active ingredient in ellaOne 30mg. It is licensed in the UK for use as emergency contraception pill up to 120 hours / 5 days after unprotected sex or failure of regular contraception.

    How does ellaOne work?

    The mechanism of action is not completely known. This medication is thought to exert its contraceptive action through activation of progesterone receptors in the body, which in turn prevents egg release from the ovaries (ovulation) and alters the womb lining so the egg cannot be embedded into it.

    How effective is ellaOne?

    ellaOne is a 5 day morning after pill and effective as the ‘morning after pill’ when used with 5 days or 120 hours hours after unprotected sex or failure of regular contraceptive method. It is up to 95% effective in preventing pregnancy when taken within this period. 

    It is important to understand that no form of emergency contraception is 100% effective and if there is any suspicion of existing pregnancy patients should not use emergency contraception and speak to your doctor instead. 

    If there is any doubt whether menstruation has occurred, a pregnancy test should be performed at least 3 weeks after the time you have sex or if your period is more than 7 days late.

    How do I use ellaOne?

    The Ella pill should be taken as a single dose as soon as possible but no longer than 120 hours after sexual intercourse. You can buy the Ellaone pill on this page. The tablet should be swallowed whole with a glass of water, it can be taken with or without food. 

    If vomiting occurs within 3 hours of having the ellaOne the absorption and therefore effectiveness of this medication may be compromised, therefore another tablet should be taken immediately. After using ellaOne patients are recommended to use barrier contraception (e.g. condoms) until the next period starts.

    What are the cautions associated with ellaOne use?

    ellaOne is a commonly used as emergency contraception in the UK it may not be suitable for everyone. This medication should not be used by people suffering from certain conditions and those taking particular medications. You should always read the patient information leaflet (PIL) for ellaOne before taking this medication to ensure it is safe for you to use. Interactions ellaOne may interact with certain medications, which can reduce its effectiveness or increase risk of adverse effects. 

    A list of the medications that should be avoided whilst using ellaOne is detailed in the patient information leaflet (PIL).

    Can I use ellaOne whilst taking a regular contraception pill?

    Patients can use ellaOne if you are taking combined (‘the pill’) or progesterone-only (‘mini-pill’) oral contraceptives. There may be a need for emergency contraception when a regular contraceptive tablet is missed. After using ellaOne the effectiveness of regular contraception may be compromised thus extra precautions should be taken.  

    It is recommended to use additional barrier contraception (e.g. condoms) for the next 14 days if you are using combined (‘the pill’) oral contraceptives (16 days for Qlaira) and 9 days if you are using progesterone-only (‘mini-pill’) oral contraceptives.

    What are the side effects of ellaOne?

    ellaOne like all medications can be associated with certain side effects although not all patients would experience these. 

    Common side-effects to look out for, include: 

    • Headache 
    • Dizziness: if you are affected by this you should avoid performing skilled tasks such as driving or operating machinery 
    • Fatigue 
    • Nausea & Vomiting 
    • Breast Tenderness 
    • Abdominal, Back & Period Pain 
    • Pelvic Pain & Muscle Aches 
    • Mood changes 

    For more information about the side effects associated with this medication please see the patient information leaflet or contact us.

    Can I use ellaOne everyday?

    ellaOne should not be used as regular contraception and its use should be reserved for emergencies. Patients should be aware that ellaOne provides no protection against sexually transmitted infections.

    Where can I find more information on Emergency Contraception and ellaOne?

    Please refer to the patient information leaflet for further information on ellaOne. You can find more information about Emergency Contraception on the Conditions category page.

Although all of our content is written and reviewed by healthcare professionals, it should not be substituted for or used as medical advice. If you have any questions about your health, please speak to your doctor.

Authored Dec 02, 2015 by Joseph Issac, MPharm
Reviewed Aug 02, 2021 by Prabjeet Saundh, MPharm