This is one of the most common questions we hear. We’ll walk through what Plan B is, what it can and cannot do, and what your next best step should be if you’ve gotten a positive result. What Is Plan B? Plan B One-Step® (also called the “morning-after pill”) is a type of emergency contraception. It’s designed to help prevent pregnancy after unprotected sex or birth control failure (like a broken condom). Plan B is most often taken within 24 hours of sexual intercourse. Side e