Had sex on september 12th, condom broke, took plan b exactly 1 hour later. period came few days early. lasted 5 days. now brown discharge. pregnant??

Doubtful: Plan B is usually quite effective and the brown discharge is old menstrual blood. This may persist for several weeks.

Brown discharge is: likely old blood being cleaned from the uterus. The Plan B may be the cause for these irregularities. Potential side effects w emergency contraception includes menstrual flow changes (spotting, bleeding, early or late period),