Plan B (levonorgestrel, also known as the "Morning After Pill") is a female hormone that preventsovulationused an emergency contraceptive to prevent pregnancy after unprotected sex or failure of other forms of birth control (such as condom breakage, or missing 2 or morebirth control pills). Pla...
. The Plan B pill works by temporarily delaying the release of an egg from the ovary (ovulation), so it helps to prevent pregnancybeforeit starts. Plan B (levonorgestrel, 1.5 mg) should be takenwithin 72 hoursof unprotected sex or birth control failure, and the sooner it is taken, the ...
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Plan B One-Step, also called the morning-after pill, is an emergency contraceptive pill that's used to prevent pregnancy after unprotected sex. It contains the hormone levonorgestrel and is more effective the sooner you take it, with the greatest effectiveness within 72 hours of unprotected sex...
Much like birth control pills, Plan B delays ovulation temporarily. The medication must be taken within 72 hours following unprotected sex to be effective. Plan B is not an abortion pill. It will not cause any harm to an existing pregnancy. ...
Consensus statements and reviews typically attribute its efficacy to prefertilization mechanisms of action (MOAs), such as suppression of ovulation and interference with cervical mucus or sperm function, yet studies do not rule out a postovulatory MOA. To yield greater clarity, the authors review ...
There is some debate about that interpretation. Most of the time, Plan B works by stopping ovulation so that a pregnancy cannot occur. In a small percentage of cases, when a woman is ovulating on the day she has unprotected sex, a fertilized egg could form. In that case, Plan B might...
Plan B works by delaying your ovulation until the sperm leaves your body. If you're already ovulating then it can't do that. You'd need one of the other methods of emergency contraception; either the other emergency pill called Ulipristal Acetate (Ella), or to have an IUD fitted by a...
In short, it does this by delaying ovulation, says Raegan McDonald-Mosley, MD, MPH, who is the CEO of reproductive health non-profit Power to Decide. It's recommended to take Plan B within 72 hours after having unprotected sex, and if so, it can decrease a chance of getting pregnant ...
Plan B It acts by inhibiting ovulation or preventing fertilized egg implantation. Plan B worked by stopping the ovulation process. 8 Take Action Available without prescription, it provides a more accessible option. She was relieved to find Take Action available at her local drugstore. 6 Plan B ...