# Plan B One\-Step® Official Site: Safe And Effective

> Plan B, sometimes referred to as the morning after pill, is emergency contraception that helps prevent pregnancy if taken within 72 hours after unprotected sex\. Learn more\.

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## Pages
- [How to Save](/how-to-save-on-plan-b/)
- [Facts](/facts/)
- [Community Impact](/community-impact/)
- [Resources](/resources/)
- [News \& Media](/news-and-media/)

## Optional
- [Sitemap index](/sitemap_index.xml)