Medical information for ellaOne including therapeutic indications, usage and dosage instructions, plus benefits and possible risk factors.

Discover ella®, an ulipristal acetate morning after pill to help prevent unintended pregnancies. Learn more about our prescription emergency contraceptive pill.

ella emergency contraception prevents pregnancy up to 5 days after sex. It’s more effective than other options, but you will need a prescription to get it.

Ulipristal acetate is marketed as an emergency contraceptive (30 mg) in over 75 countries, under different brands such as ella, ellaOne, Dvella, FemelleOne, Femke, Lencya, Prevent One, ulip, …

Sep 29, 2025 · What is ellaOne used for? EllaOne is a female emergency contraceptive to be taken within 120 hours (five days) of unprotected sex or contraceptive failure (such as a tear in a condom …

ellaOne acts by modifying the activity of the natural hormone progesterone. ellaOne is thought to work by stopping your ovaries from releasing an egg. ellaOne is not effective in every case: of 100 women …

Jan 7, 2025 · ellaOne acetate is a selective progesterone receptor modulator. It acts by blocking the receptor of a hormone in the body called progesterone, which is involved in controlling the growth of …

How does ellaOne work to prevent pregnancy? ellaOne works by delaying or inhibiting ovulation and altering the uterine lining to prevent fertilization or implantation of a fertilized egg.

May 6, 2025 · EllaOne contains the active ingredient ulipristal acetate. EllaOne is an oral emergency contraceptive, which acts by modifying the activity of the natural hormone progesterone, which is …

EllaOne® (or any other UPA emergency contraceptive pill) is effective at reducing the risk of pregnancy if it is taken within 5 days (120 hours) after unprotected sex.