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What to know about plan b?

Plan B (levonorgestrel) is a female hormone that can cause changes in your cervix, making it harder for sperm to reach the uterus and harder for a fertilized egg to attach to the uterus. Plan B One-Step is used to prevent pregnancy after unprotected sex or failure of other forms of birth control (such as condom breakage,…

How effective is Plan B? If taken within 72 hours of unprotected sex, Plan B is 89 percent effective at preventing pregnancy, according to Planned Parenthood. The drug is less effective after three days, but can work up to five days after unprotected sex.

What are the symptoms of a Plan B? A surprising fact about Plan B is that some of its side effects may actually mimic several pregnancy symptoms. Vomiting, nausea, cramps, sore breasts, abdominal discomfort and headaches are all symptoms that are experienced when women conceive.

What is the Plan B morning-after pill? The morning-after pill (also known by the brand name Plan B), is emergency contraception that a woman takes to prevent pregnancy . It’s a form of birth control which is used after unprotected sex takes place. The traditional morning-after pill is effective if taken up to 5 days after having unprotected sex.

How does Plan B work? According to product labels, Plan B works mainly by preventing/delaying ovulation or by avoiding fertilization (by altering the movement of sperm and/or egg).

Is Plan B effective after 72 hours?

Is Plan B effective after 72 hours? Based on available data, Plan B is most effective if taken within the first 72 hours after unprotected sex but is still somewhat effective up to 5 days (120 hours) after unprotected sex. As mentioned, the sooner you take Plan B, the better.

What are the side effects of the Plan B? Plan B is available in generic form. Common side effects of Plan B include: nausea, vomiting, abdominal or stomach pain, tiredness, dizziness, changes in menstrual periods,

What happens when you take Plan B? If taken before you ovulate, Plan B can delay or stop ovulation if it were going to occur. It prevents fertilization. Plan B alters the movement of the cilia, or the tiny hairs present in the fallopian tubes. These hairs move the sperm and egg through the tubes. Altering the movement makes fertilization very difficult. It prevents implantation.

How effective is Plan B one-step? Plan B OneStep is most effective the sooner it is started. When taken as directed (within 72 hours of unprotected sex or contraceptive failure), Plan B OneStep is about 89% effective in reducing the chance of pregnancy.