Important Safety Information
Plan B® does not protect against HIV infection and other sexually transmitted infections (STIs). You should not take Plan B® if you are already pregnant (because it will not work)..
Side effects with Plan B® include nausea, abdominal pain, fatigue, headache, menstrual changes, dizziness, breast tenderness, vomiting, and diarrhea. Menstrual bleeding may be heavier or lighter, earlier or later after taking Plan B®.
If your period is more than a week late, pregnancy should be considered. Do not take Plan B® if you are allergic to levonorgestrel or any of the ingredients in Plan B®. Plan B® should not be used as routine birth control.
Please see Prescribing Information to learn more.