Need to take Plan B pill what are side effects?

The Side Effects. Some women experience heavy menses (30%) nausea and/or vomiting (13%), abdominal pain (13%), fatigue (13%), headache (10%), or dizziness (10%). Here are some web links to give more details: http://bitly.Com/zogxkk.
Possible Plan B SE's. Potential side effects w emergency contraception include: menstrual flow changes (spotting, bleeding, early or late period), nausea, vomiting, dizziness, fatigue, headache, breast tenderness & abdominal pain or cramps. Take pregnancy test & notify dr if your period is 7 or > days late.