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If you’re looking for the #1 OB/GYN recommended brand* of emergency contraception, you aren’t far off.

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Plan B One-Step is the #1 OB/GYN recommended brand* of emergency contraception used by millions of women.1,2

About Plan B One-Step

Learn more about how Plan B One-Step works to help prevent pregnancy after unprotected sex or birth control failure.

Safety & Possible Side Effects

Learn about some possible side effects of Plan B One-Step.

Helpful Tools

Three tools to help you find, take, and save on Plan B One-Step.


Find additional information about emergency contraception and birth control.


Get answers to frequently asked questions.

*Survey of 1000 OB/GYNs, February 2017.

References: 1. Data on file. Market research, February 2017. Foundation Consumer Healthcare 2. FDA drug use review, December 2011. Accessed May 23, 2017.

Plan B One-Step is a registered trademark of Foundation Consumer Healthcare.
© 2018 Foundation Consumer Healthcare. This site is intended for US audiences only.