For plan b one step to be the most effective you need to find and take it within 72 hours of having sex.
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Plan b one step is an emergency contraception that helps prevent pregnancy before it starts by delaying ovulation when taken within 72 hours of unprotected sex it uses the same active ingredient as regular birth control pills just at a single higher dose it won t hurt your chances of getting pregnant in the future.
Find plan b one step within three days.
In fact the sooner you take it the better which is why it is sometimes referred to as the morning after pill taking it within 24 hours is best.
Plan b one step is one tablet with levonorgestrel a hormone that has been used in many birth control pills for several decades.
It works mainly by stopping the release of an egg from the ovary.
Plan b one step is a backup method of preventing pregnancy and should not be used as regular birth control.
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The more time that has passed since sex the less effective the medication becomes and it does not.
As an emergency birth control sold under the brand name plan b among others it is useful within 120 hours of unprotected sex.
Levonorgestrel is a hormonal medication which is used in a number of birth control methods.
Plan b one step is used to prevent pregnancy after unprotected sex or failure of other forms of birth control such as condom breakage or missing 2 or more birth control pills.
Duramed pharmaceuticals received approval in july 2009 for over the counter availability of plan b one step a one dose version of plan b for women ages 17 years and older and prescription availability of plan b one step for women younger than age 17 years.
For healthcare professionals plan b one step.
It is combined with an estrogen to make combination birth control pills.