Signs that Plan B did not work may include early symptoms of implantation or pregnancy. Examples of these symptoms include light bleeding, tiredness, nausea, dizziness, or a rapid heartbeat.

You’ve probably heard of Plan B One Step, commonly referred to as the morning-after pill. It’s an emergency contraceptive that prevents an egg from being fertilized. One common misconception is that ...

Plan B, also called the morning-after pill, is an emergency contraceptive pill taken after unprotected sex to prevent pregnancy. You don't, however, have to wait until the morning after sex to take it ...