Emergency : Contraception is not 100% effective. The longer you wait to take it, the lower the efficacy. Levonogestrel pills, including the brands Plan B one-step and Next Choice one dose, are up to 89 percent effective when taken within 72 hours (three days) after unprotected sex.
Answered 6/30/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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