I had unprotected. sex and took the pan b pill then i got my period a couple of days later it stopped and i got it again is that normal?

Abnormal: If that is different than all your others over years, it is abnormal. The question is are you pregnant and that is not answerable at this time but can be with a pregnancy test.

Plan B: Potential side effects w emergency contraception includes 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.