How does Plan B® work?

Plan B® is an emergency contraceptive that can be taken up to 72 hours after unprotected sex. But the sooner you take it, the more effective it is.

6 ways for a person to get Plan B discreetly

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How effective is Plan B?

How Plan B and other emergency contraception work and how effective they are : Shots - Health News : NPR

Plan B One-Step Emergency Contraceptive

9 Plan B Side Effects You Should Know About - GoodRx

How Plan B and other emergency contraception work and how effective they are : Shots - Health News : NPR, plan b

Plan B Cost, Side Effects, & Everything Else You Should Know

How Effective Is Plan B? 95% If You Take It Within 24 Hours

Will Plan B Work After Ovulation? - HubPages

Plan B: The Facts - Whole Woman's Health

I took a plan B pill two days before ovulation. Is there a chance of pregnancy? - Quora

FDA Adjusts the Wording on the Plan B Label

Ask the Expert: Plan B